Animated Login Form/style.css
body {
  margin: 0;
  padding: 0;
  font-family: sans-serif;
  background-color: #34495e;
}
.box {
  width: 300px;
  padding: 40px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: #191919;
  text-align: center;
}
.box input[type="text"],
.box input[type="password"] {
  border: 2px solid #3498db;
  background: none;
  display: block;
  margin: 20px auto;
  text-align: center;
  padding: 14px 10px;
  width: 200px;
  outline: none;
  color: white;
  border-radius: 20px;
  transition: 0.25s;
}

.box input[type="text"]:hover,
.box input[type="password"]:hover {
  border-color: #f13535;
}
.box input[type="text"]:focus,
.box input[type="password"]:focus {
  width: 280px;
  border-color: #2ecc71;
}
.box h1 {
  color: white;
  text-transform: uppercase;
  font-weight: 500;
}
.box a[type="submit"] {
  border: 2px solid #2ec712;
  background: none;
  display: block;
  margin: 20px auto;
  text-align: center;
  text-decoration: none;
  padding: 14px 10px;
  width: 200px;
  outline: none;
  color: white;
  border-radius: 20px;
  transition: 0.25s;
  cursor: pointer;
}
.box a[type="submit"]:hover {
  background-color: #2ec712;
}
