Floating Labels for Bootstrap
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:root {
--input-padding-x: .75rem;
--input-padding-y: .7rem;
--placeholder-color: #6c757d;
--top-position: 4px;
--label-z-index: 5;
}
.form-label-group {
position: relative;
margin-bottom: 1rem;
}
.form-label-group label {
margin: 0;
}
.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: 50%;
left: 0;
display: block;
width: 100%;
margin-bottom: 0; /* Override default `<label>` margin */
color: var(--placeholder-color);
border-radius: .25rem;
transition: all .2s ease-in-out;
transform-origin: 0 100%;
transform: translateY(-50%);
text-align: left;
visibility: hidden;
z-index: var(--label-z-index);
}
.form-label-group textarea ~ label {
top: 0px;
transform: translateY(0);
}
.form-label-group.transparent input::-webkit-input-placeholder {
color: transparent;
}
.form-label-group.transparent input:-ms-input-placeholder {
color: transparent;
}
.form-label-group.transparent input::-ms-input-placeholder {
color: transparent;
}
.form-label-group.transparent input::-moz-placeholder {
color: transparent;
}
.form-label-group.transparent input::placeholder, .form-label-group.transparent textarea::placeholder {
color: transparent;
}
.form-label-group input:not(:placeholder-shown), .form-label-group input:focus, .form-label-group textarea:not(:placeholder-shown), .form-label-group textarea:focus {
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 input:focus ~ label, .form-label-group textarea:not(:placeholder-shown) ~ label, .form-label-group textarea:focus ~ label {
font-size: 1em;
top: var(--top-position);
transform: translateY(-50%) scale(.7);
visibility: visible;
}
.form-label-group input:focus::placeholder, .form-label-group textarea:focus::placeholder {
visibility: hidden;
color: transparent;
transition-delay: 0s;
}
.form-label-group input::placeholder, .form-label-group textarea::placeholder {
transition-delay: .2s;
color: var(--placeholder-color);
}
.form-label-group .intl-tel-input label, .form-label-group .iti label {
margin-left: 42px;
}
.form-label-group .intl-tel-input input:focus::placeholder, .form-label-group .iti input:focus::placeholder{
visibility: visible;
color: var(--placeholder-color);
}