.ab-left-bar #ez-toc-container ul li:nth-of-type(6n+1).active a::before{background-color:#0389ff}.ab-left-bar #ez-toc-container ul li:nth-child(6n+2).active a::before{background-color:#7d3f98}.ab-left-bar #ez-toc-container ul li:nth-child(6n+3).active a::before{background-color:#fe5000}.ab-left-bar #ez-toc-container ul li:nth-child(6n+4).active a::before{background-color:#2292a7}.ab-left-bar #ez-toc-container ul li:nth-child(6n+5).active a::before{background-color:#ff4f81}.ab-left-bar #ez-toc-container ul li:nth-child(6n).active a::before{background-color:#49c0b6}