Portfolio de développeur : Services de conception et de développement web

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Portfolio de développeur : Services de conception et de développement web

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20 April 2026

Site web portfolio HTML/CSS : Navigation, En-tête, Projets

23 August 2025

Plateforme éducative | Développement et conception Web

22 June 2025

Exemple de formulaire de connexion HTML

HTML

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Alex Carter | Innovative Developer & Designer</title>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
    <link href="https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&family=Montserrat:wght@400;700&display=swap" rel="stylesheet">
    <style>
        :root {
            --primary: #6c63ff;
            --secondary: #4d44db;
            --dark: #1a1a2e;
            --light: #f5f5f7;
            --accent: #ff6b6b;
            --transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Poppins', sans-serif;
            background-color: var(--dark);
            color: var(--light);
            overflow-x: hidden;
            line-height: 1.6;
        }
        
        /* Particle.js background */
        #particles-js {
            position: fixed;
            width: 100%;
            height: 100%;
            z-index: -1;
            top: 0;
            left: 0;
        }
        
        /* Smooth scroll */
        html {
            scroll-behavior: smooth;
        }
        
        /* Navigation */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            padding: 1.5rem 5%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: var(--transition);
        }
        
        header.scrolled {
            background-color: rgba(26, 26, 46, 0.9);
            backdrop-filter: blur(10px);
            padding: 1rem 5%;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
        }
        
        .logo {
            font-family: 'Montserrat', sans-serif;
            font-weight: 700;
            font-size: 1.8rem;
            color: var(--light);
            text-decoration: none;
            display: flex;
            align-items: center;
        }
        
        .logo span {
            color: var(--primary);
        }
        
        .nav-links {
            display: flex;
            list-style: none;
        }
        
        .nav-links li {
            margin-left: 2.5rem;
        }
        
        .nav-links a {
            color: var(--light);
            text-decoration: none;
            font-weight: 500;
            font-size: 1.1rem;
            position: relative;
            transition: var(--transition);
        }
        
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary);
            transition: var(--transition);
        }
        
        .nav-links a:hover::after {
            width: 100%;
        }
        
        .nav-links a:hover {
            color: var(--primary);
        }
        
        .hamburger {
            display: none;
            cursor: pointer;
            z-index: 1001;
        }
        
        .hamburger div {
            width: 25px;
            height: 3px;
            background-color: var(--light);
            margin: 5px;
            transition: var(--transition);
        }
        
        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding: 0 5%;
            position: relative;
        }
        
        .hero-content {
            max-width: 1200px;
            margin: 0 auto;
            width: 100%;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            align-items: center;
            gap: 2rem;
        }
        
        .hero-text h4 {
            font-size: 1.5rem;
            color: var(--primary);
            margin-bottom: 1rem;
            opacity: 0;
            animation: fadeInUp 1s 0.2s forwards;
        }
        
        .hero-text h1 {
            font-size: 3.5rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            opacity: 0;
            animation: fadeInUp 1s 0.4s forwards;
        }
        
        .hero-text h1 span {
            color: var(--primary);
        }
        
        .hero-text p {
            font-size: 1.1rem;
            margin-bottom: 2rem;
            opacity: 0;
            animation: fadeInUp 1s 0.6s forwards;
        }
        
        .hero-btns {
            display: flex;
            gap: 1.5rem;
            opacity: 0;
            animation: fadeInUp 1s 0.8s forwards;
        }
        
        .btn {
            display: inline-block;
            padding: 0.8rem 2rem;
            border-radius: 50px;
            font-weight: 600;
            text-decoration: none;
            transition: var(--transition);
            border: 2px solid transparent;
        }
        
        .btn-primary {
            background-color: var(--primary);
            color: var(--light);
        }
        
        .btn-primary:hover {
            background-color: transparent;
            border-color: var(--primary);
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(108, 99, 255, 0.3);
        }
        
        .btn-secondary {
            background-color: transparent;
            color: var(--light);
            border-color: var(--light);
        }
        
        .btn-secondary:hover {
            background-color: var(--light);
            color: var(--dark);
            transform: translateY(-3px);
        }
        
        .hero-image {
            position: relative;
            opacity: 0;
            animation: fadeIn 1s 1s forwards;
        }
        
        .hero-image img {
            width: 100%;
            max-width: 500px;
            border-radius: 20px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
            transform: perspective(1000px) rotateY(-15deg);
            transition: var(--transition);
        }
        
        .hero-image:hover img {
            transform: perspective(1000px) rotateY(0deg);
        }
        
        .social-links {
            position: absolute;
            left: -50px;
            top: 50%;
            transform: translateY(-50%);
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        
        .social-links a {
            color: var(--light);
            font-size: 1.5rem;
            transition: var(--transition);
        }
        
        .social-links a:hover {
            color: var(--primary);
            transform: translateX(5px);
        }
        
        /* About Section */
        .section {
            padding: 6rem 5%;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 4rem;
        }
        
        .section-title h2 {
            font-size: 2.5rem;
            font-weight: 700;
            position: relative;
            display: inline-block;
        }
        
        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background-color: var(--primary);
            border-radius: 2px;
        }
        
        .about-content {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 3rem;
            align-items: center;
        }
        
        .about-image {
            position: relative;
        }
        
        .about-image img {
            width: 100%;
            border-radius: 20px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
        }
        
        .about-image::before {
            content: '';
            position: absolute;
            width: 100%;
            height: 100%;
            border: 5px solid var(--primary);
            border-radius: 20px;
            top: 20px;
            left: 20px;
            z-index: -1;
        }
        
        .about-text h3 {
            font-size: 2rem;
            margin-bottom: 1.5rem;
        }
        
        .about-text p {
            margin-bottom: 1.5rem;
        }
        
        .skills {
            margin-top: 2rem;
        }
        
        .skill-item {
            margin-bottom: 1.5rem;
        }
        
        .skill-info {
            display: flex;
            justify-content: space-between;
            margin-bottom: 0.5rem;
        }
        
        .skill-bar {
            height: 10px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 5px;
            overflow: hidden;
        }
        
        .skill-progress {
            height: 100%;
            background-color: var(--primary);
            border-radius: 5px;
            position: relative;
            transition: width 1.5s ease-in-out;
        }
        
        /* Services Section */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }
        
        .service-card {
            background-color: rgba(255, 255, 255, 0.05);
            border-radius: 15px;
            padding: 2.5rem 2rem;
            transition: var(--transition);
            text-align: center;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .service-card:hover {
            transform: translateY(-10px);
            background-color: rgba(108, 99, 255, 0.1);
            box-shadow: 0 15px 30px rgba(108, 99, 255, 0.2);
        }
        
        .service-icon {
            font-size: 3rem;
            color: var(--primary);
            margin-bottom: 1.5rem;
        }
        
        .service-card h3 {
            font-size: 1.5rem;
            margin-bottom: 1rem;
        }
        
        /* Portfolio Section */
        .portfolio-filter {
            display: flex;
            justify-content: center;
            margin-bottom: 3rem;
            flex-wrap: wrap;
            gap: 1rem;
        }
        
        .filter-btn {
            padding: 0.5rem 1.5rem;
            background-color: transparent;
            color: var(--light);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 50px;
            cursor: pointer;
            transition: var(--transition);
        }
        
        .filter-btn.active, .filter-btn:hover {
            background-color: var(--primary);
            border-color: var(--primary);
        }
        
        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 2rem;
        }
        
        .portfolio-item {
            position: relative;
            border-radius: 15px;
            overflow: hidden;
            height: 250px;
        }
        
        .portfolio-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        
        .portfolio-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(to top, rgba(108, 99, 255, 0.9), transparent);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 2rem;
            opacity: 0;
            transition: var(--transition);
        }
        
        .portfolio-item:hover .portfolio-overlay {
            opacity: 1;
        }
        
        .portfolio-item:hover .portfolio-img {
            transform: scale(1.1);
        }
        
        .portfolio-overlay h3 {
            font-size: 1.5rem;
            margin-bottom: 0.5rem;
            transform: translateY(20px);
            transition: var(--transition);
        }
        
        .portfolio-overlay p {
            transform: translateY(20px);
            transition: var(--transition);
            transition-delay: 0.1s;
        }
        
        .portfolio-item:hover .portfolio-overlay h3,
        .portfolio-item:hover .portfolio-overlay p {
            transform: translateY(0);
        }
        
        /* Testimonials Section */
        .testimonials-container {
            max-width: 800px;
            margin: 0 auto;
            position: relative;
        }
        
        .testimonial-card {
            background-color: rgba(255, 255, 255, 0.05);
            border-radius: 15px;
            padding: 2.5rem;
            text-align: center;
            margin: 0 1rem;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .client-img {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            object-fit: cover;
            margin: 0 auto 1.5rem;
            border: 3px solid var(--primary);
        }
        
        .client-rating {
            color: var(--accent);
            font-size: 1.2rem;
            margin-bottom: 1.5rem;
        }
        
        .client-name {
            font-size: 1.3rem;
            margin-bottom: 0.5rem;
        }
        
        .client-role {
            color: var(--primary);
            font-weight: 500;
            margin-bottom: 1.5rem;
        }
        
        /* Contact Section */
        .contact-container {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 3rem;
        }
        
        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        
        .contact-card {
            display: flex;
            align-items: flex-start;
            gap: 1.5rem;
        }
        
        .contact-icon {
            font-size: 1.8rem;
            color: var(--primary);
        }
        
        .contact-details h3 {
            font-size: 1.3rem;
            margin-bottom: 0.5rem;
        }
        
        .contact-form {
            background-color: rgba(255, 255, 255, 0.05);
            padding: 2.5rem;
            border-radius: 15px;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .form-group {
            margin-bottom: 1.5rem;
        }
        
        .form-control {
            width: 100%;
            padding: 1rem;
            background-color: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 10px;
            color: var(--light);
            font-family: 'Poppins', sans-serif;
            transition: var(--transition);
        }
        
        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            background-color: rgba(108, 99, 255, 0.1);
        }
        
        textarea.form-control {
            resize: vertical;
            min-height: 150px;
        }
        
        .submit-btn {
            background-color: var(--primary);
            color: var(--light);
            border: none;
            padding: 1rem 2.5rem;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: inline-block;
        }
        
        .submit-btn:hover {
            background-color: var(--secondary);
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(108, 99, 255, 0.3);
        }
        
        /* Footer */
        footer {
            background-color: rgba(0, 0, 0, 0.2);
            padding: 3rem 5%;
            text-align: center;
        }
        
        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
        }
        
        .footer-logo {
            font-family: 'Montserrat', sans-serif;
            font-weight: 700;
            font-size: 2rem;
            color: var(--light);
            margin-bottom: 1.5rem;
            display: inline-block;
        }
        
        .footer-logo span {
            color: var(--primary);
        }
        
        .footer-links {
            display: flex;
            justify-content: center;
            list-style: none;
            margin-bottom: 2rem;
            flex-wrap: wrap;
            gap: 1.5rem;
        }
        
        .footer-links a {
            color: var(--light);
            text-decoration: none;
            transition: var(--transition);
        }
        
        .footer-links a:hover {
            color: var(--primary);
        }
        
        .footer-social {
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            margin-bottom: 2rem;
        }
        
        .footer-social a {
            color: var(--light);
            font-size: 1.5rem;
            transition: var(--transition);
        }
        
        .footer-social a:hover {
            color: var(--primary);
            transform: translateY(-5px);
        }
        
        .copyright {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.9rem;
        }
        
        /* Animations */
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        @keyframes float {
            0% { transform: translateY(0px); }
            50% { transform: translateY(-20px); }
            100% { transform: translateY(0px); }
        }
        
        /* Scroll to top button */
        .scroll-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            width: 50px;
            height: 50px;
            background-color: var(--primary);
            color: var(--light);
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            font-size: 1.2rem;
            cursor: pointer;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            z-index: 999;
        }
        
        .scroll-top.active {
            opacity: 1;
            visibility: visible;
        }
        
        .scroll-top:hover {
            background-color: var(--secondary);
            transform: translateY(-5px);
        }
        
        /* Responsive Design */
        @media (max-width: 992px) {
            .hero-content {
                grid-template-columns: 1fr;
                text-align: center;
            }
            
            .social-links {
                position: static;
                flex-direction: row;
                justify-content: center;
                margin-top: 2rem;
                transform: none;
            }
            
            .about-content {
                grid-template-columns: 1fr;
            }
            
            .contact-container {
                grid-template-columns: 1fr;
            }
        }
        
        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 0;
                right: -100%;
                width: 70%;
                height: 100vh;
                background-color: var(--dark);
                flex-direction: column;
                align-items: center;
                justify-content: center;
                transition: var(--transition);
                z-index: 1000;
            }
            
            .nav-links.active {
                right: 0;
            }
            
            .nav-links li {
                margin: 1.5rem 0;
            }
            
            .hamburger {
                display: block;
            }
            
            .hamburger.active div:nth-child(1) {
                transform: rotate(-45deg) translate(-5px, 6px);
            }
            
            .hamburger.active div:nth-child(2) {
                opacity: 0;
            }
            
            .hamburger.active div:nth-child(3) {
                transform: rotate(45deg) translate(-5px, -6px);
            }
            
            .hero-text h1 {
                font-size: 2.8rem;
            }
            
            .section {
                padding: 4rem 5%;
            }
        }
        
        @media (max-width: 576px) {
            .hero-text h1 {
                font-size: 2.2rem;
            }
            
            .hero-btns {
                flex-direction: column;
                gap: 1rem;
            }
            
            .btn {
                width: 100%;
                text-align: center;
            }
            
            .portfolio-grid {
                grid-template-columns: 1fr;
            }
        }
    </style>
</head>
<body>
    
    <div id="particles-js"></div>
    
    
    <header id="header">
        <a href="#" class="logo">Alex<span>Carter</span></a>
        
        <ul class="nav-links">
            <li><a href="#home">Home</a></li>
            <li><a href="#about">About</a></li>
            <li><a href="#services">Services</a></li>
            <li><a href="#portfolio">Portfolio</a></li>
            <li><a href="#contact">Contact</a></li>
        </ul>
        
        <div class="hamburger">
            <div></div>
            <div></div>
            <div></div>
        </div>
    </header>
    
    
    <section class="hero" id="home">
        <div class="hero-content">
            <div class="hero-text">
                <h4>Hello, I'm</h4>
                <h1>Alex Carter <span>Creative Developer</span></h1>
                <p>I build exceptional digital experiences that are fast, accessible, visually appealing, and responsive. Let's turn your ideas into reality!</p>
                <div class="hero-btns">
                    <a href="#portfolio" class="btn btn-primary">View My Work</a>
                    <a href="#contact" class="btn btn-secondary">Hire Me</a>
                </div>
            </div>
            
            <div class="hero-image">
                <img src="https://images.unsplash.com/photo-1580927752452-89d86da3fa0a?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=880&q=80" alt="Alex Carter">
                
                <div class="social-links">
                    <a href="#"><i class="fab fa-github"></i></a>
                    <a href="#"><i class="fab fa-linkedin-in"></i></a>
                    <a href="#"><i class="fab fa-twitter"></i></a>
                    <a href="#"><i class="fab fa-dribbble"></i></a>
                </div>
            </div>
        </div>
    </section>
    
    
    <section class="section" id="about">
        <div class="section-title">
            <h2>About Me</h2>
        </div>
        
        <div class="about-content">
            <div class="about-image">
                <img src="https://images.unsplash.com/photo-1571171637578-41bc2dd41cd2?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1470&q=80" alt="About Alex">
            </div>
            
            <div class="about-text">
                <h3>Who am I?</h3>
                <p>I'm a passionate full-stack developer with 5+ years of experience creating digital products. I specialize in JavaScript frameworks and have a strong eye for design and user experience.</p>
                <p>My approach combines technical expertise with creative problem-solving to deliver solutions that not only work flawlessly but also delight users.</p>
                
                <div class="skills">
                    <div class="skill-item">
                        <div class="skill-info">
                            <span>Web Development</span>
                            <span>95%</span>
                        </div>
                        <div class="skill-bar">
                            <div class="skill-progress" style="width: 95%"></div>
                        </div>
                    </div>
                    
                    <div class="skill-item">
                        <div class="skill-info">
                            <span>UI/UX Design</span>
                            <span>85%</span>
                        </div>
                        <div class="skill-bar">
                            <div class="skill-progress" style="width: 85%"></div>
                        </div>
                    </div>
                    
                    <div class="skill-item">
                        <div class="skill-info">
                            <span>Mobile Development</span>
                            <span>80%</span>
                        </div>
                        <div class="skill-bar">
                            <div class="skill-progress" style="width: 80%"></div>
                        </div>
                    </div>
                </div>
                
                <a href="#" class="btn btn-primary" style="margin-top: 2rem;">Download CV</a>
            </div>
        </div>
    </section>
    
    
    <section class="section" id="services">
        <div class="section-title">
            <h2>My Services</h2>
        </div>
        
        <div class="services-grid">
            <div class="service-card">
                <div class="service-icon">
                    <i class="fas fa-code"></i>
                </div>
                <h3>Web Development</h3>
                <p>Custom websites and web applications built with modern technologies like React, Vue, Node.js, and more.</p>
            </div>
            
            <div class="service-card">
                <div class="service-icon">
                    <i class="fas fa-mobile-alt"></i>
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                <h3>Mobile Development</h3>
                <p>Cross-platform mobile apps for iOS and Android using React Native or Flutter for maximum reach.</p>
            </div>
            
            <div class="service-card">
                <div class="service-icon">
                    <i class="fas fa-paint-brush"></i>
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                <h3>UI/UX Design</h3>
                <p>Beautiful, intuitive interfaces designed with users in mind to create engaging digital experiences.</p>
            </div>
            
            <div class="service-card">
                <div class="service-icon">
                    <i class="fas fa-search"></i>
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                <h3>SEO Optimization</h3>
                <p>Improve your search rankings and online visibility with proven SEO strategies and techniques.</p>
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            <div class="service-card">
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                <h3>Backend Development</h3>
                <p>Robust server-side solutions with Node.js, Python, PHP, and database architecture.</p>
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                <div class="service-icon">
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                <h3>Digital Marketing</h3>
                <p>Comprehensive digital marketing strategies to grow your brand and reach your audience.</p>
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    <section class="section" id="portfolio">
        <div class="section-title">
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            <button class="filter-btn" data-filter="web">Web</button>
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                <img src="https://images.unsplash.com/photo-1551288049-bebda4e38f71?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1470&q=80" alt="Project 1" class="portfolio-img">
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                    <p>Full-featured online store with custom CMS</p>
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                    <h3>Fitness Tracker App</h3>
                    <p>Mobile application for workout tracking</p>
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                    <p>Complete branding for startup company</p>
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                    <p>Modern responsive website for tech firm</p>
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                    <h3>Recipe App</h3>
                    <p>Mobile cooking companion with AI features</p>
                </div>
            </div>
            
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                <img src="https://images.unsplash.com/photo-1467232004584-a241de8bcf5d?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1469&q=80" alt="Project 6" class="portfolio-img">
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                    <p>Design system for web applications</p>
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    <section class="section" id="testimonials">
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                <p>"Alex delivered our project ahead of schedule and exceeded our expectations. The attention to detail and communication throughout the process was exceptional."</p>
                <h4 class="client-name">Sarah Johnson</h4>
                <p class="client-role">CEO, TechStart Inc.</p>
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                        <p>San Francisco, CA</p>
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                        <p>hello@alexcarter.dev</p>
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