// // Forms // -------------------------------------------------- // Form validation states // // Used to generate the form validation CSS for warnings, errors, and successes. .form-control-validation(@text-color: @grey3; @border-color: @grey4; @background-color: @grey6) { // Color the label and help text .help-block, .control-label, .radio, .checkbox, .radio-inline, .checkbox-inline, &.radio label, &.checkbox label, &.radio-inline label, &.checkbox-inline label { color: @text-color; } } // Form control focus state // // Generate a customized focus state and for any input with the specified color, // which defaults to the `@input-border-focus` variable. // // We highly encourage you to not customize the default value, but instead use // this to tweak colors on an as-needed basis. This aesthetic change is based on // WebKit's default styles, but applicable to a wider range of browsers. Its // usability and accessibility should be taken into account with any change. // // Example usage: change the default blue border and shadow to white for better // contrast against a dark gray background. .form-control-focus(@color: @input-border-focus) { @color-rgba: rgba(red(@color), green(@color), blue(@color), .6); &:focus { border-color: @color; outline: 0; .box-shadow(~"inset 0 1px 1px rgba(0,0,0,.075), 0 0 8px @{color-rgba}"); } } // Form control sizing // // Relative text size, padding, and border-radii changes for form controls. For // horizontal sizing, wrap controls in the predefined grid classes. `<select>` // element gets special love because it's special, and that's a fact! .input-size(@input-height; @padding-vertical; @padding-horizontal; @font-size; @line-height; @border-radius) { height: @input-height; padding: @padding-vertical @padding-horizontal; font-size: @font-size; line-height: @line-height; border-radius: @border-radius; select& { height: @input-height; line-height: @input-height; } textarea&, select[multiple]& { height: auto; } } // Normalize non-controls // // Restyle and baseline non-control form elements. fieldset { padding: 0; margin: 0; border: 0; // Chrome and Firefox set a `min-width: min-content;` on fieldsets, // so we reset that to ensure it behaves more like a standard block element. // See https://github.com/twbs/bootstrap/issues/12359. min-width: 0; } legend { display: block; width: 100%; padding: 0; } label { display: inline-block; max-width: 100%; // Force IE8 to wrap long content (see https://github.com/twbs/bootstrap/issues/13141) margin-bottom: 5px; //TODO: lisa: this should probably be @text-bold instead font-weight: bold; } // Normalize form controls // // While most of our form styles require extra classes, some basic normalization // is required to ensure optimum display with or without those classes to better // address browser inconsistencies. // Override content-box in Normalize (* isn't specific enough) input[type="search"] { .box-sizing(border-box); } // Position radios and checkboxes better input[type="radio"], input[type="checkbox"] { margin: 4px 0 0; margin-top: 1px \9; // IE8-9 line-height: normal; } // Set the height of file controls to match text inputs input[type="file"] { display: block; } // Make range inputs behave like textual form controls input[type="range"] { display: block; width: 100%; } // Make multiple select elements height not fixed select[multiple], select[size] { height: auto; } // Focus for file, radio, and checkbox input[type="file"]:focus, input[type="radio"]:focus, input[type="checkbox"]:focus { .tab-focus(); } // Adjust output element output { display: block; padding-top: (@padding-base-vertical + 1); font-size: @font-size-base; line-height: @line-height-base; color: @input-color; } // Search inputs in iOS // // This overrides the extra rounded corners on search inputs in iOS so that our // `.form-control` class can properly style them. Note that this cannot simply // be added to `.form-control` as it's not specific enough. For details, see // https://github.com/twbs/bootstrap/issues/11586. input[type="search"] { -webkit-appearance: none; } // Special styles for iOS temporal inputs // // In Mobile Safari, setting `display: block` on temporal inputs causes the // text within the input to become vertically misaligned. As a workaround, we // set a pixel line-height that matches the given height of the input, but only // for Safari. @media screen and (-webkit-min-device-pixel-ratio: 0) { input[type="date"], input[type="time"], input[type="datetime-local"], input[type="month"] { line-height: @input-height-base; } input[type="date"].input-sm, input[type="time"].input-sm, input[type="datetime-local"].input-sm, input[type="month"].input-sm { line-height: @input-height-small; } input[type="date"].input-lg, input[type="time"].input-lg, input[type="datetime-local"].input-lg, input[type="month"].input-lg { line-height: @input-height-large; } } // Checkboxes and radios // // Indent the labels to position radios/checkboxes as hanging controls. .radio, .checkbox { position: relative; display: inline-block; margin-bottom: 10px; label { min-height: @line-height-computed; // Ensure the input doesn't jump when there is no text padding-left: 20px; margin-bottom: 0; font-weight: normal; cursor: pointer; } } .radio + .radio, .checkbox + .checkbox { margin-top: -5px; // Move up sibling radios or checkboxes for tighter spacing } // Radios and checkboxes on same line .radio-inline, .checkbox-inline { display: inline-block; padding-left: 20px; margin-bottom: 0; vertical-align: middle; font-weight: normal; cursor: pointer; } .radio-inline + .radio-inline, .checkbox-inline + .checkbox-inline { margin-top: 0; margin-left: 10px; // space out consecutive inline controls } // Apply same disabled cursor tweak as for inputs // Some special care is needed because <label>s don't inherit their parent's `cursor`. // // Note: Neither radios nor checkboxes can be readonly. input[type="radio"], input[type="checkbox"] { &[disabled], &.disabled, fieldset[disabled] & { cursor: @cursor-disabled; } } // These classes are used directly on <label>s .radio-inline, .checkbox-inline { &.disabled, fieldset[disabled] & { cursor: @cursor-disabled; } } // These classes are used on elements with <label> descendants .radio, .checkbox { &.disabled, fieldset[disabled] & { label { cursor: @cursor-disabled; } } }