body{
	background: url(../img/wood.jpg);
	width: 100vw;
	height: 100vh;
	margin: 0;
	display: flex;
	align-items: center;
	justify-content: center;
}

#dices-holder{margin: 0;padding: 0;list-style: none;text-align: center;}

#dices-holder li{
	display: inline-block;
	margin: 10px;
}

#dices-holder img{
	width: 120px;
	height: 120px;
}

.shaking {
    animation: shake 1s cubic-bezier(.2,5.0,.19,.9) both;
    transform: translate3d(0, 0, 0);
    backface-visibility: hidden;
    perspective: 1000px;
    -webkit-animation-iteration-count: infinite;
    animation-iteration-count: 1;
}

@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);
	}
  }