Floating Labels for Bootstrap
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:root {
--input-padding-x: .75rem;
--input-padding-y: .7rem;
}
.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: #6c757d;
border-radius: .25rem;
transition: all .2s ease-in-out;
transform-origin: 0 100%;
transform: translateY(-50%);
}
.form-label-group textarea ~ label {
top: 0px;
transform: translateY(0);
}
.form-label-group input::-webkit-input-placeholder {
color: transparent;
}
.form-label-group input:-ms-input-placeholder {
color: transparent;
}
.form-label-group input::-ms-input-placeholder {
color: transparent;
}
.form-label-group input::-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 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:4px;
transform: translateY(-50%) scale(.7);
}