.sigijh_animateMe {    
    background-size: 200% auto; 
    background-image: linear-gradient(to right,rgba(0,0,0,0) 50%,#ff0 50%);
    background-position: 0% 0;

    animation-name: sigijh_highlight;
    animation-duration: 0.5s;
    animation-delay: 0;
    animation-iteration-count: 1;
    animation-fill-mode: forwards;
    animation-timing-function: linear;
}
@keyframes sigijh_highlight {
    from {background-position: 0% 0;}
    to {background-position: -100% 0;}
}