FIX: Refactor lightbox mobile icon
- Fixes a performance issue on a site with lots of images in posts - turns out that "filter: invert(100%)" performs very poorly on Safari/iPhone - also disables transition on the element on mobile
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@ -1,6 +1,7 @@
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.lightbox .meta,
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.lightbox:hover .meta {
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opacity: 0.7;
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transition: none;
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}
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.meta {
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@ -21,8 +22,15 @@
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.expand {
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position: initial;
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filter: invert(100%);
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float: none;
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height: 16px;
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&:before {
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// ideally, the SVG used here should be in HTML and reference the SVG sprite
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// the SVG used here is the "expand" icon from FontAwesome 4.7.0
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content: svg-uri(
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'<svg xmlns="http://www.w3.org/2000/svg" width="14px" height="16px" viewBox="0 0 1792 1792" fill="#{$primary-high}"><path d="M883 1056q0 13-10 23l-332 332 144 144q19 19 19 45t-19 45-45 19h-448q-26 0-45-19t-19-45v-448q0-26 19-45t45-19 45 19l144 144 332-332q10-10 23-10t23 10l114 114q10 10 10 23zm781-864v448q0 26-19 45t-45 19-45-19l-144-144-332 332q-10 10-23 10t-23-10l-114-114q-10-10-10-23t10-23l332-332-144-144q-19-19-19-45t19-45 45-19h448q26 0 45 19t19 45z"/></svg>'
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);
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opacity: inherit;
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}
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}
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}
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