// // Buttons // -------------------------------------------------- // Base styles // -------------------------------------------------- .btn { display: inline-block; margin-bottom: 0; // For input.btn font-weight: @btn-font-weight; text-align: center; vertical-align: middle; touch-action: manipulation; cursor: pointer; background-image: none; // Reset unusual Firefox-on-Android default style; see https://github.com/necolas/normalize.css/issues/214 border: 1px solid transparent; white-space: nowrap; .button-size(@padding-base-vertical; @padding-base-horizontal; @font-size-base; @line-height-base; @border-radius-base); .user-select(none); &, &:active, &.active { &:focus, &.focus { .tab-focus(); } } &:hover, &:focus, &.focus { color: @btn-default-color; text-decoration: none; } &:active, &.active { outline: 0; background-image: none; .box-shadow(inset 0 3px 5px rgba(0,0,0,.125)); } &.disabled, &[disabled], fieldset[disabled] & { cursor: @cursor-disabled; .opacity(.65); .box-shadow(none); } a& { &.disabled, fieldset[disabled] & { pointer-events: none; // Future-proof disabling of clicks on `` elements } } } // Alternate buttons // -------------------------------------------------- .btn-default { .button-variant(@btn-default-color; @btn-default-bg; @btn-default-border); } .btn-primary { .button-variant(@btn-primary-color; @btn-primary-bg; @btn-primary-border); } // Success appears as green .btn-success { .button-variant(@btn-success-color; @btn-success-bg; @btn-success-border); } // Info appears as blue-green .btn-info { .button-variant(@btn-info-color; @btn-info-bg; @btn-info-border); } // Warning appears as orange .btn-warning { .button-variant(@btn-warning-color; @btn-warning-bg; @btn-warning-border); } // Danger and error appear as red .btn-danger { .button-variant(@btn-danger-color; @btn-danger-bg; @btn-danger-border); } // Link buttons // ------------------------- // Make a button look and behave like a link .btn-link { color: @link-color; font-weight: normal; border-radius: 0; &, &:active, &.active, &[disabled], fieldset[disabled] & { background-color: transparent; .box-shadow(none); } &, &:hover, &:focus, &:active { border-color: transparent; } &:hover, &:focus { color: @link-hover-color; text-decoration: @link-hover-decoration; background-color: transparent; } &[disabled], fieldset[disabled] & { &:hover, &:focus { color: @btn-link-disabled-color; text-decoration: none; } } } // Button Sizes // -------------------------------------------------- .btn-lg { // line-height: ensure even-numbered height of button next to large input .button-size(@padding-large-vertical; @padding-large-horizontal; @font-size-large; @line-height-large; @border-radius-large); } .btn-sm { // line-height: ensure proper height of button next to small input .button-size(@padding-small-vertical; @padding-small-horizontal; @font-size-small; @line-height-small; @border-radius-small); } .btn-xs { .button-size(@padding-xs-vertical; @padding-xs-horizontal; @font-size-small; @line-height-small; @border-radius-small); } // Block button // -------------------------------------------------- .btn-block { display: block; width: 100%; } // Vertically space out multiple block buttons .btn-block + .btn-block { margin-top: 5px; } // Specificity overrides input[type="submit"], input[type="reset"], input[type="button"] { &.btn-block { width: 100%; } }