| 1 | .form-floating {
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| 2 | position: relative;
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| 3 |
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| 4 | > .form-control,
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| 5 | > .form-control-plaintext,
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| 6 | > .form-select {
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| 7 | height: $form-floating-height;
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| 8 | line-height: $form-floating-line-height;
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| 9 | }
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| 10 |
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| 11 | > label {
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| 12 | position: absolute;
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| 13 | top: 0;
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| 14 | left: 0;
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| 15 | width: 100%;
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| 16 | height: 100%; // allow textareas
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| 17 | padding: $form-floating-padding-y $form-floating-padding-x;
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| 18 | overflow: hidden;
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| 19 | text-align: start;
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| 20 | text-overflow: ellipsis;
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| 21 | white-space: nowrap;
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| 22 | pointer-events: none;
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| 23 | border: $input-border-width solid transparent; // Required for aligning label's text with the input as it affects inner box model
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| 24 | transform-origin: 0 0;
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| 25 | @include transition($form-floating-transition);
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| 26 | }
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| 27 |
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| 28 | > .form-control,
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| 29 | > .form-control-plaintext {
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| 30 | padding: $form-floating-padding-y $form-floating-padding-x;
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| 31 |
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| 32 | &::placeholder {
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| 33 | color: transparent;
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| 34 | }
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| 35 |
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| 36 | &:focus,
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| 37 | &:not(:placeholder-shown) {
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| 38 | padding-top: $form-floating-input-padding-t;
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| 39 | padding-bottom: $form-floating-input-padding-b;
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| 40 | }
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| 41 | // Duplicated because `:-webkit-autofill` invalidates other selectors when grouped
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| 42 | &:-webkit-autofill {
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| 43 | padding-top: $form-floating-input-padding-t;
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| 44 | padding-bottom: $form-floating-input-padding-b;
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| 45 | }
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| 46 | }
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| 47 |
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| 48 | > .form-select {
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| 49 | padding-top: $form-floating-input-padding-t;
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| 50 | padding-bottom: $form-floating-input-padding-b;
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| 51 | }
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| 52 |
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| 53 | > .form-control:focus,
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| 54 | > .form-control:not(:placeholder-shown),
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| 55 | > .form-control-plaintext,
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| 56 | > .form-select {
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| 57 | ~ label {
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| 58 | opacity: $form-floating-label-opacity;
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| 59 | transform: $form-floating-label-transform;
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| 60 | }
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| 61 | }
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| 62 | // Duplicated because `:-webkit-autofill` invalidates other selectors when grouped
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| 63 | > .form-control:-webkit-autofill {
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| 64 | ~ label {
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| 65 | opacity: $form-floating-label-opacity;
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| 66 | transform: $form-floating-label-transform;
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| 67 | }
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| 68 | }
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| 69 |
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| 70 | > .form-control-plaintext {
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| 71 | ~ label {
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| 72 | border-width: $input-border-width 0; // Required to properly position label text - as explained above
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| 73 | }
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| 74 | }
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| 75 | }
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