.highlight{background-size:0% var(--alpha-highlight-bg-size,30%);background-repeat:no-repeat;background-position:left bottom;transition:background-size 1.5s,color 1.5s}.highlight.animating{background-size:100% var(--alpha-highlight-bg-size,30%)}.highlight.animated-done{transition:background-size 0.2s}.highlight-text span.highlight:hover{background-size:100% 100%;transition:background-size 0.2s,color 0.2s}