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22 November 2024

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28 August 2025

Exemplo de contêiner de animação CSS

HTML

<!DOCTYPE html>
   <html lang="en">
   <head>
      <meta charset="UTF-8">
      <meta name="viewport" content="width=device-width, initial-scale=1.0">

<link href="https://cdn.jsdelivr.net/npm/remixicon@2.5.0/fonts/remixicon.css" rel="stylesheet">

<link rel="stylesheet" href="./style.css">

<title>Andev Web</title>
   </head>
   <body>
      <div class="login">
         <img src="https://i.postimg.cc/MGfsBfGv/login-bg.png" alt="login image" class="login__img">

<form action="" class="container">
            <h1 class="login__title">Login</h1>

<div class="login__box-input">
                     <input type="email" required class="login__input" id="login-email" placeholder=" ">
                     <label for="login-email" class="login__label">Email</label>
                  </div>
               </div>

<div class="login__box-input">
                     <input type="password" required class="login__input" id="login-pass" placeholder=" ">
                     <label for="login-pass" class="login__label">Password</label>
                     <i class="ri-eye-off-line login__eye" id="login-eye"></i>
                  </div>
               </div>
            </div>

<div class="login__check">
               <div class="login__check-group">
                  <input type="checkbox" class="login__check-input" id="login-check">
                  <label for="login-check" class="login__check-label">Remember me</label>
               </div>

<a href="#" class="login__forgot">Forgot Password?</a>
            </div>

<button type="submit" class="login__button">Login</button>

<p class="login__register">
               Don't have an account? <a href="#">Register</a>
            </p>
         </form>
      </div>
      
   </body>
</html>

CSS

@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@400;500&display=swap");

* {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}

body,
input,
button {
  font-size: 1rem;
  font-family: "Poppins", sans-serif;
}

body {
  color: hsl(0, 0%, 100%);
}

input,
button {
  border: none;
  outline: none;
}

a {
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
}

/*=============== LOGIN ===============*/
.login {
  position: relative;
  height: 100vh;
  display: grid;
  align-items: center;
}

.login__img {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.container {
  position: relative;
  background-color: hsla(0, 0%, 10%, 0.1);
  border: 2px solid white;
  margin-inline: 1.5rem;
  padding: 2.5rem 1.5rem;
  border-radius: 1rem;
  backdrop-filter: blur(10px);
}

.login__title {
  text-align: center;
  font-size: 1.75rem;
  font-weight: 500;
  margin-bottom: 2rem;
}

.login__content,
.login__box {
  display: grid;
}

.login__content {
  row-gap: 1.75rem;
  margin-bottom: 1.5rem;
}

.login__box {
  grid-template-columns: max-content 1fr;
  align-items: center;
  column-gap: 0.75rem;
  border-bottom: 2px solid hsl(0, 0%, 100%);
}

.login__icon,
.login__eye {
  font-size: 1.25rem;
}

.login__input {
  width: 100%;
  padding-block: 0.8rem;
  background: none;
  color: hsl(0, 0%, 100%);
  position: relative;
  z-index: 1;
}

.login__box-input {
  position: relative;
}

.login__label {
  position: absolute;
  left: 0;
  top: 13px;
  font-weight: 500;
  transition: top 0.3s, font-size 0.3s;
}

.login__eye {
  position: absolute;
  right: 0;
  top: 18px;
  z-index: 10;
  cursor: pointer;
}

.login__box:nth-child(2) input {
  padding-right: 1.8rem;
}

.login__check,
.login__check-group {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.login__check {
  margin-bottom: 1.5rem;
}

.login__check-label,
.login__forgot,
.login__register {
  font-size: 0.813rem;
}

.login__check-group {
  column-gap: 0.5rem;
}

.login__check-input {
  width: 16px;
  height: 16px;
}

.login__forgot {
  color: hsl(0, 0%, 100%);
}

.login__forgot:hover {
  text-decoration: underline;
}

.login__button {
  width: 100%;
  padding: 1rem;
  border-radius: 0.5rem;
  background-color: hsl(0, 0%, 100%);
  font-weight: 500;
  cursor: pointer;
  margin-bottom: 2rem;
}

.login__register {
  text-align: center;
}

.login__register a {
  color: hsl(0, 0%, 100%);
  font-weight: 500;
}

.login__register a:hover {
  text-decoration: underline;
}

/* Input focus move up label */
.login__input:focus + .login__label {
  top: -12px;
  font-size: 0.813rem;
}

/* Input focus sticky top label */
.login__input:not(:placeholder-shown).login__input:not(:focus) + .login__label {
  top: -12px;
  font-size: 0.813rem;
}

/*=============== BREAKPOINTS ===============*/
/* For medium devices */
@media screen and (min-width: 576px) {
  .login {
    justify-content: center;
  }

.container {
    width: 400px;
    padding: 4rem 3rem 3.5rem;
    border-radius: 1.5rem;
  }

.login__title {
    font-size: 2rem;
  }
}

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