opt-cc/static/src/app/login/login.component.scss

.form-signin {
  width: 100%;
  padding: 15px;
  margin: 0 auto;
}

.form-signin > .row {
  max-width: 400px;
  margin: auto;
}

.form-signin-heading {
  text-align: center;
}

.form-signin .form-signin-heading, .form-signin .checkbox, #inputEmail {
  margin-bottom: 10px;
}

.form-signin .checkbox {
  font-weight: normal;
}

.form-signin .form-control {
  position: relative;
  font-size: 16px;
  height: auto;
  padding: 10px;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}

.form-signin .form-control:focus {
  z-index: 2;
}

.form-signin input[type="text"] {
  margin-bottom: 5px;
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}

.form-signin input[type="password"] {
  margin-bottom: 10px;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
}

button {
  width: 100%;
}

/* Loading Animation */
.glyphicon-refresh-animate {
  animation: spin 0.9s linear infinite;
}

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