body{
	font-family:'Cabin', monospace, sans-serif;
	text-align:justify;
        font-size:125%;
}

#center{
    width:900px;
    margin: 0 auto;
}

#header{
    font-size:150%;
    font-weight:bold;
    font-family:monospace, sans-serif;
}

#name{
    font-size:175%;
}

ul{
    list-style: square outside none;
}

.list{
    font-size:125%;
    font-weight:bold;
}

.vult{
    width:900px;
    margin: 0 auto;
    position:fixed;
    bottom:0px;
}

.vult:hover ~ #center{
    background-image:url("https://i.ytimg.com/vi/dUM_4Xm2w1c/maxresdefault.jpg");
    opacity:0.75;
    animation: shake 0.82s cubic-bezier(.36,.07,.19,.97) infinite;
}

@keyframes shake {
  10%, 90% {
    transform: translate3d(-1px, 0, 0);
  }
  
  20%, 80% {
    transform: translate3d(2px, 0, 0);
  }

  30%, 50%, 70% {
    transform: translate3d(-4px, 0, 0);
  }

  40%, 60% {
    transform: translate3d(4px, 0, 0);
  }
}