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25 September 2025

Cases à cocher CSS animées avec SVG et JavaScript

5 August 2025

Calculateur d'hypoténuse : HTML, JavaScript, Canvas

HTML

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/swiper@8/swiper-bundle.min.css">
    <link rel="stylesheet" href="/css/styles.css">
    <title>Hydr4 - JS Slider</title>
</head>
<body>
  <main>

<div class="swiper">
      <div class="swiper-wrapper">
        <div class="swiper-slide swiper-slide--one">
          <div>
            <h2>Form 1</h2>
            <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Curabitur ut ex in lectus volutpat egestas. Donec vitae elit vel dolor varius scelerisque a in eros. </p>
            <a href="#" target="_blank">explore</a>
          </div>
        </div>
        <div class="swiper-slide swiper-slide--two">
          <div>
            <h2>Form 2</h2>
            <p>
              Lorem ipsum dolor sit amet, consectetur adipiscing elit. Curabitur ut ex in lectus volutpat egestas. Donec vitae elit vel dolor varius scelerisque a in eros. 
            </p>
            <a href="#" target="_blank">explore</a>
          </div>
        </div>
  
        <div class="swiper-slide swiper-slide--three">
  
          <div>
            <h2>Form 3</h2>
            <p>
              Lorem ipsum dolor sit amet, consectetur adipiscing elit. Curabitur ut ex in lectus volutpat egestas. Donec vitae elit vel dolor varius scelerisque a in eros. 
            </p>
            <a href="#" target="_blank">explore</a>
          </div>
        </div>
  
        <div class="swiper-slide swiper-slide--four">
  
          <div>
            <h2>Form 4</h2>
            <p>
              Lorem ipsum dolor sit amet, consectetur adipiscing elit. Curabitur ut ex in lectus volutpat egestas. Donec vitae elit vel dolor varius scelerisque a in eros. 
            </p>
            <a href="#" target="_blank">explore</a>
          </div>
        </div>
  
        <div class="swiper-slide swiper-slide--five">
  
          <div>
            <h2>Form 5</h2>
            <p>
              Lorem ipsum dolor sit amet, consectetur adipiscing elit. Curabitur ut ex in lectus volutpat egestas. Donec vitae elit vel dolor varius scelerisque a in eros. 
            </p>
            <a href="https://en.wikipedia.org/wiki/Dolphin" target="_blank">explore</a>
          </div>
        </div>
      </div>
      
      <div class="swiper-pagination"></div>
    </div>
    
  </main>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/Swiper/8.4.5/swiper-bundle.min.js"></script>
  <script src="/js/main.js"></script>
</body>
</html>

CSS

@import url("https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;500;600&family=Roboto:wght@300;400;500;900&display=swap");
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Open Sans", sans-serif;
}

main {
  position: relative;
  width: calc(min(90rem, 90%));
  margin: 0 auto;
  min-height: 100vh;
  column-gap: 3rem;
  padding-block: min(20vh, 3rem);
}

.bg {
  position: fixed;
  top: -4rem;
  left: -12rem;
  z-index: -1;
  opacity: 0;
}

.bg2 {
  position: fixed;
  bottom: -2rem;
  right: -3rem;
  z-index: -1;
  width: 9.375rem;
  opacity: 0;
}

main > div span {
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-size: 1rem;
  color: #717171;
}

main > div h1 {
  text-transform: capitalize;
  letter-spacing: 0.8px;
  font-family: "Roboto", sans-serif;
  font-weight: 900;
  font-size: clamp(3.4375rem, 3.25rem + 0.75vw, 4rem);
  background-color: #005baa;
  background-image: linear-gradient(45deg, #005baa, #000000);
  background-size: 100%;
  background-repeat: repeat;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  -moz-background-clip: text;
  -moz-text-fill-color: transparent;
}

main > div hr {
  display: block;
  background: #005baa;
  height: 0.25rem;
  width: 6.25rem;
  border: none;
  margin: 1.125rem 0 1.875rem 0;
}

main > div p {
  line-height: 1.6;
}

main a {
  display: inline-block;
  text-decoration: none;
  text-transform: uppercase;
  color: #717171;
  font-weight: 500;
  background: #fff;
  border-radius: 3.125rem;
  transition: 0.3s ease-in-out;
}

main > div > a {
  border: 2px solid #c2c2c2;
  margin-top: 2.188rem;
  padding: 0.625rem 1.875rem;
}

main > div > a:hover {
  border: 0.125rem solid #005baa;
  color: #005baa;
}

.swiper {
  width: 100%;
  padding-top: 3.125rem;
}

.swiper-pagination-bullet,
.swiper-pagination-bullet-active {
  background: #fff;
}

.swiper-pagination {
  bottom: 1.25rem !important;
}

.swiper-slide {
  width: 18.75rem;
  height: 28.125rem;
  display: flex;
  flex-direction: column;
  justify-content: end;
  align-items: self-start;
}

.swiper-slide h2 {
  color: #fff;
  font-family: "Roboto", sans-serif;
  font-weight: 400;
  font-size: 1.4rem;
  line-height: 1.4;
  margin-bottom: 0.625rem;
  padding: 0 0 0 1.563rem;
  text-transform: uppercase;
}

.swiper-slide p {
  color: #dadada;
  font-family: "Roboto", sans-serif;
  font-weight: 300;
  padding: 0 1.563rem;
  line-height: 1.6;
  font-size: 0.75rem;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.swiper-slide a {
  margin: 1.25rem 1.563rem 3.438rem 1.563rem;
  padding: 0.438em 1.875rem;
  font-size: 0.9rem;
}

.swiper-slide a:hover {
  color: #005baa;
}

.swiper-slide div {
  display: none;
  opacity: 0;
  padding-bottom: 0.625rem;
}

.swiper-slide-active div {
  display: block;
  opacity: 1;
}

.swiper-slide--one {
  background: linear-gradient(to top, #0f2027, #203a4300, #2c536400), url("https://www.web-leb.com/assets/img/logreg.webp") no-repeat 50% 50%/cover;
}

.swiper-slide--two {
  background: linear-gradient(to top, #0f2027, #203a4300, #2c536400), url("https://www.web-leb.com/assets/img/lgf.png") no-repeat 50% 50%/cover;
}

.swiper-slide--three {
  background: linear-gradient(to top, #0f2027, #203a4300, #2c536400), url("https://www.web-leb.com/assets/img/slog.webp") no-repeat 50% 50%/cover;
}

.swiper-slide--four {
  background: linear-gradient(to top, #0f2027, #203a4300, #2c536400), url("https://www.web-leb.com/assets/img/reg.webp") no-repeat 50% 50%/cover;
}

.swiper-slide--five {
  background: linear-gradient(to top, #0f2027, #203a4300, #2c536400), url("https://www.web-leb.com/assets/img/lf.webp") no-repeat 50% 50%/cover;
}

.swiper-3d .swiper-slide-shadow-left,
.swiper-3d .swiper-slide-shadow-right {
  background-image: none;
}

@media screen and (min-width: 48rem) {
  main {
    display: flex;
    align-items: center;
  }

.bg,
.bg2 {
    opacity: 0.1;
  }
}
@media screen and (min-width: 93.75rem) {
  .swiper {
    width: 85%;
  }
}

Cases à cocher CSS animées avec SVG et JavaScript

Calculateur d'hypoténuse : HTML, JavaScript, Canvas

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