#slider {
	overflow: hidden;
	margin: 0 5em;
}

#slider ul {
	padding: 0;
	margin: 0;
}

#slider ul li {
	list-style: none;
	float: left;
}

.controls{
	cursor: pointer;
	position: relative;
}

#left, #right{
	position: absolute;
	font-size: 5em;
}

.pre {
  background-color:#F1F1F1;
  border:1px solid #00000;
  padding:10px;
  overflow:auto
  margin:7px;
  color:#0150c7;
  
}