span.thos_highlight{padding:0;background:transparent;background:linear-gradient(to left,#ffdd00 50%,transparent 50%);background-position:left bottom;background-size:200% 100%;transition:all .8s ease}span.thos_highlight.animate{background-position:right bottom}body.darkmode-active span.thos_highlight{background:transparent;background:linear-gradient(to left,#f05521 50%,transparent 50%);background-position:left bottom;background-size:200% 100%}body.darkmode-active span.thos_highlight.animate{background-position:right bottom}