#ring
{
    position:absolute;
    top:50%;
    left:50%;
    transform:translate(-50%,-50%);
    width:150px;
    height:150px;
    background:transparent;
    border:3px solid #3c3c3c;
    border-radius:50%;
    text-align:center;
    line-height:150px;
    font-family:sans-serif;
    font-size:20px;
    color:#fff000;
    letter-spacing:4px;
    text-transform:uppercase;
    text-shadow:0 0 10px #fff000;
    box-shadow:0 0 20px rgba(0,0,0,.5);
}

#ring:before
{
    content:'';
    position:absolute;
    top:-3px;
    left:-3px;
    width:100%;
    height:100%;
    border:3px solid transparent;
    border-top:3px solid #fff000;
    border-right:3px solid #fff000;
    border-radius:50%;
    animation:animateC 2s linear infinite;
}

#ring span
{
    display:block;
    position:absolute;
    top:calc(50% - 2px);
    left:50%;
    width:50%;
    height:4px;
    background:transparent;
    transform-origin:left;
    animation:animate 2s linear infinite;
}

#ring span:before
{
    content:'';
    position:absolute;
    width:16px;
    height:16px;
    border-radius:50%;
    background:#fff000;
    top:-6px;
    right:-8px;
    box-shadow:0 0 20px #fff000;
}

@keyframes animateC
{
  0%
  {
    transform:rotate(0deg);
  }
  100%
  {
    transform:rotate(360deg);
  }
}

@keyframes animate
{
  0%
  {
    transform:rotate(45deg);
  }
  100%
  {
    transform:rotate(405deg);
  }
}