:root {
  --input-padding-x: 1.25rem;
  --input-padding-y: 0.875rem;
}

.form-signin {
  width: 100%;
  max-width: 420px;
  padding: 15px;
  margin: 0 auto;
}

.form-label-group {
  position: relative;
  margin-top: 0.5rem;
  margin-bottom: 1rem;
}

.form-row > .form-label-group.col label,
.form-row > .form-label-group[class*="col-"] label {
  padding-left: calc(var(--input-padding-x) + 5px);
}

.form-label-group > input,
.form-label-group > textarea,
.form-label-group > label {
  padding: var(--input-padding-y) var(--input-padding-x);
}

.form-label-group > label {
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  width: 100%;
  margin-bottom: 0; /* Override default `<label>` margin */
  line-height: 1.5;
  color: rgba(0, 0, 0, 0.5);
  border: 1px solid transparent;
  border-radius: 0.25rem;
  transition: all 0.1s ease-in-out;
  font-weight: 300;
  cursor: text;
}

.form-label-group input::-webkit-input-placeholder,
.form-label-group textarea::-webkit-input-placeholder {
  color: transparent;
}

.form-label-group input:-ms-input-placeholder,
.form-label-group textarea:-ms-input-placeholder {
  color: transparent;
}

.form-label-group input::-ms-input-placeholder,
.form-label-group textarea::-ms-input-placeholder {
  color: transparent;
}

.form-label-group input::-moz-placeholder,
.form-label-group textarea::-moz-placeholder {
  color: transparent;
}

.form-label-group input::placeholder,
.form-label-group textarea::placeholder {
  color: transparent;
}

.form-label-group input:not(:placeholder-shown),
.form-label-group textarea:not(:placeholder-shown) {
  padding-top: calc(var(--input-padding-y) + var(--input-padding-y) * (2 / 3));
  padding-bottom: calc(var(--input-padding-y) / 3);
}

.form-label-group input:not(:placeholder-shown) ~ label,
.form-label-group textarea:not(:placeholder-shown) ~ label {
  padding-top: calc(var(--input-padding-y) / 3);
  padding-bottom: calc(var(--input-padding-y) / 3);
  font-size: 12px;
  color: #777;
}

.form-label-group > .form-control {
  height: auto;
}

.asteriskField {
  color: red;
  margin-left: 0.125rem;
}