.linKurRE{color:#000;position:relative;text-decoration:none}.linKurRE:before{background:hsl(45 100% 70%);content:"";inset:0;position:absolute;transform:scaleX(0);transform-origin:right;transition:transform .5s ease-in-out;z-index:-1}.linKurRE:hover:before{transform:scaleX(1);transform-origin:left}