User:Certified nqh/common.css

@keyframes signature {
 0%   {left-margin: 0%; right-margin: 100%;}
 50%  {right-margin: 0%; left-margin: 100%;}
 100% {left-margin: 0%; right-margin: 100%;}
}

.signature {
 animation-name: signature;
 animation-duration: 10s;
}