html,
body {
  width: 100%;
  height: 100%;
}

.change-theme {
  /* display: flex; */

  position: absolute;
  top: 0;
  right: 0;

  padding: 16px;
  font-size: 24px;

  cursor: pointer;

  transition: all 0.2s ease-in;
}

form {
  margin-top: 66px;
  padding: 16px;

  border-radius: 4px;
  width: 100%;
}

form img {
  width: 100%;
  max-width: 350px !important;
}

form .form-control::placeholder {
  color: rgba(0, 0, 0, 0.6);
}

form .password-box {
  display: flex;
  align-items: center;
  position: relative;
}

form .password-box i {
  position: absolute;
  top: 0;
  right: 0;

  width: 64px;
  height: 100%;

  font-size: 28px;

  display: flex;
  align-items: center;
  justify-content: center;

  cursor: pointer;

  transition: all 0.2s ease-in;
}

form .password-box input {
  padding-right: 56px;
}

.form-control {
  transition: all 0.2s ease-in;
}

.form-control:focus {
  outline: 0;
  box-shadow: none;
  color: var(--input-hover-color);
}

.loader {
  margin: 0 auto;

  width: 42px;
  height: 42px;

  border: 6px solid rgba(33,33,47,1);
  border-bottom: 6px solid rgb(0, 198, 248);

  border-radius: 50%;

  transform: rotate(0deg);
  animation: spin-it 1s ease-in-out infinite;
}

.light .loader {
  border: 6px solid rgba(33,33,47,.7);
  border-bottom: 6px solid rgba(255, 255, 255, 1);
}

.dark .loader {
  border: 6px solid rgba(23,23,27,1);
  border-bottom: 6px solid rgb(0, 198, 248);
}

@keyframes spin-it {
 0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@media (min-width: 768px) {
  body {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  form {
    margin-top: -76px;
    max-width: 500px;
    padding: 32px;
  }
}