// // Button groups // -------------------------------------------------- // Make the div behave like a button .btn-group, .btn-group-vertical { position: relative; display: inline-block; vertical-align: middle; // match .btn alignment given font-size hack above > .btn { position: relative; float: left; // Bring the "active" button to the front &:hover, &:focus, &:active, &.active { z-index: 2; } &:focus { // Remove focus outline when dropdown JS adds it after closing the menu outline: 0; } } } // Prevent double borders when buttons are next to each other .btn-group { .btn + .btn, .btn + .btn-group, .btn-group + .btn, .btn-group + .btn-group { margin-left: -1px; } } // Optional: Group multiple button groups together for a toolbar .btn-toolbar { margin-left: -5px; // Offset the first child's margin &:extend(.clearfix all); .btn-group, .input-group { float: left; } > .btn, > .btn-group, > .input-group { margin-left: 5px; } } .btn-group > .btn:not(:first-child):not(:last-child):not(.dropdown-toggle) { border-radius: 0; } // Set corners individual because sometimes a single button can be in a .btn-group and we need :first-child and :last-child to both match .btn-group > .btn:first-child { margin-left: 0; &:not(:last-child):not(.dropdown-toggle) { .border-right-radius(0); } } // Need .dropdown-toggle since :last-child doesn't apply given a .dropdown-menu immediately after it .btn-group > .btn:last-child:not(:first-child), .btn-group > .dropdown-toggle:not(:first-child) { .border-left-radius(0); } // Custom edits for including btn-groups within btn-groups (useful for including dropdown buttons within a btn-group) .btn-group > .btn-group { float: left; } .btn-group > .btn-group:not(:first-child):not(:last-child) > .btn { border-radius: 0; } .btn-group > .btn-group:first-child { > .btn:last-child, > .dropdown-toggle { .border-right-radius(0); } } .btn-group > .btn-group:last-child > .btn:first-child { .border-left-radius(0); } // On active and open, don't show outline .btn-group .dropdown-toggle:active, .btn-group.open .dropdown-toggle { outline: 0; } // Sizing // // Remix the default button sizing classes into new ones for easier manipulation. .btn-group-xs > .btn { &:extend(.btn-xs); } .btn-group-sm > .btn { &:extend(.btn-sm); } .btn-group-lg > .btn { &:extend(.btn-lg); } // Split button dropdowns // ---------------------- // Give the line between buttons some depth .btn-group > .btn + .dropdown-toggle { padding-left: 8px; padding-right: 8px; } .btn-group > .btn-lg + .dropdown-toggle { padding-left: 12px; padding-right: 12px; } // The clickable button for toggling the menu // Remove the gradient and set the same inset shadow as the :active state .btn-group.open .dropdown-toggle { .box-shadow(inset 0 3px 5px rgba(0,0,0,.125)); // Show no shadow for `.btn-link` since it has no other button styles. &.btn-link { .box-shadow(none); } } // Reposition the caret .btn .caret { margin-left: 0; } // Carets in other button sizes .btn-lg .caret { border-width: @caret-width-large @caret-width-large 0; border-bottom-width: 0; } // Upside down carets for .dropup .dropup .btn-lg .caret { border-width: 0 @caret-width-large @caret-width-large; } // Vertical button groups // ---------------------- .btn-group-vertical { > .btn, > .btn-group, > .btn-group > .btn { display: block; float: none; width: 100%; max-width: 100%; } // Clear floats so dropdown menus can be properly placed > .btn-group { &:extend(.clearfix all); > .btn { float: none; } } > .btn + .btn, > .btn + .btn-group, > .btn-group + .btn, > .btn-group + .btn-group { margin-top: -1px; margin-left: 0; } } .btn-group-vertical > .btn { &:not(:first-child):not(:last-child) { border-radius: 0; } &:first-child:not(:last-child) { border-top-right-radius: @border-radius-base; .border-bottom-radius(0); } &:last-child:not(:first-child) { border-bottom-left-radius: @border-radius-base; .border-top-radius(0); } } .btn-group-vertical > .btn-group:not(:first-child):not(:last-child) > .btn { border-radius: 0; } .btn-group-vertical > .btn-group:first-child:not(:last-child) { > .btn:last-child, > .dropdown-toggle { .border-bottom-radius(0); } } .btn-group-vertical > .btn-group:last-child:not(:first-child) > .btn:first-child { .border-top-radius(0); } // Justified button groups // ---------------------- .btn-group-justified { display: table; width: 100%; table-layout: fixed; border-collapse: separate; > .btn, > .btn-group { float: none; display: table-cell; width: 1%; } > .btn-group .btn { width: 100%; } > .btn-group .dropdown-menu { left: auto; } } // Checkbox and radio options // // In order to support the browser's form validation feedback, powered by the // `required` attribute, we have to "hide" the inputs via `opacity`. We cannot // use `display: none;` or `visibility: hidden;` as that also hides the popover. // This way, we ensure a DOM element is visible to position the popover from. // // See https://github.com/twbs/bootstrap/pull/12794 for more. [data-toggle="buttons"] > .btn > input[type="radio"], [data-toggle="buttons"] > .btn > input[type="checkbox"] { position: absolute; z-index: -1; .opacity(0); } .elementor-animation-grow-rotate { transition-duration: 0.3s; transition-property: transform; } .elementor-animation-grow-rotate:active, .elementor-animation-grow-rotate:focus, .elementor-animation-grow-rotate:hover { transform: scale(1.1) rotate(4deg); } {"id":417899,"date":"2026-08-09T00:51:34","date_gmt":"2026-08-08T22:51:34","guid":{"rendered":"https:\/\/www.solucionessmart.com.uy\/smartporteria\/?p=417899"},"modified":"2026-08-09T00:51:37","modified_gmt":"2026-08-08T22:51:37","slug":"vision-anatomy-parts-of-the-attention-exactly-how-sight-functions","status":"publish","type":"post","link":"https:\/\/www.solucionessmart.com.uy\/smartporteria\/2026\/08\/09\/vision-anatomy-parts-of-the-attention-exactly-how-sight-functions\/","title":{"rendered":"Vision Anatomy: Parts of the attention & Exactly how Sight Functions"},"content":{"rendered":"
\n

Articles<\/p>\n