Floating Labels for BootSwatch Paper

script.js

$('.form-control').on('focus blur', function (e) {
    $(this).parents('.form-group').toggleClass('focused', (e.type === 'focus' || this.value.length > 0));
}).trigger('blur');

style.css

.form-group {
    display: flex;
    height: 55px;
}

.control-label {
    font-size: 16px;
    font-weight: 400;
    opacity: 0.4;
    pointer-events: none;
    position: absolute;
    transform: translate3d(0, 22px, 0) scale(1);
    transform-origin: left top;
    transition: 240ms;
}

.form-group.focused .control-label {
    opacity: 1;
    transform: scale(0.75);
}

.form-control {
    align-self: flex-end;
}

.form-control::-webkit-input-placeholder {
    color: transparent;
    transition: 240ms;
}

.form-control:focus::-webkit-input-placeholder {
    transition: none;
}

.form-group.focused .form-control::-webkit-input-placeholder {
    color: #bbb;
}