body {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0;
  font-family: Arial, sans-serif;
  background: url("https://images.unsplash.com/photo-1505761671935-60b3a7427bad?ixlib=rb-4.0.3&auto=format&fit=crop&w=1950&q=80")
    no-repeat center center fixed;
  background-size: cover;
}

.form-container {
  width: 380px;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 12px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
  overflow: hidden;
  transition: transform 0.5s ease-in-out;
}

.form-wrapper {
  display: flex;
  width: 760px;
  /* 2 * form width */
  transition: transform 0.5s ease-in-out;
}

.form-container.active .form-wrapper {
  transform: translateX(-380px);
}

.form-box {
  width: 380px;
  padding: 2rem;
  box-sizing: border-box;
}

.logo img {
  width: 90px;
  height: auto;
  display: block;
  margin: 0 auto 1rem;
}

.title {
  font-weight: 600;
  text-align: center;
  margin-bottom: 1.5rem;
  color: #333;
  font-size: 1.5rem;
}

.login-signup {
  text-align: center;
  margin-top: 1rem;
}

.login-signup a {
  cursor: pointer;
  font-weight: 600;
  text-decoration: none;
  color: #0d6efd;
}

.login-signup a:hover {
  color: #084298;
}

.input-group-text {
  background: transparent;
  border: none;
  cursor: pointer;
}

@media (max-width: 400px) {
  .form-container,
  .form-box {
    width: 100%;
  }

  .form-wrapper {
    width: 200%;
  }

  .form-container.active .form-wrapper {
    transform: translateX(-100%);
  }
}