#slider {
  position: absolute;
  overflow: hidden;
  border-radius: 1px;
  margin: 10px 0px 0px 0px;
  top:255px;
  left:205px;
  width: 800px; 
  height: 550px;
  z-index: 2;
}

#slider img{
	width: 788px;
	height:535px;
}

#slider ul {
  position: relative;
  margin: 0;
  padding: 0;
  height: 535px;
  list-style: none;
}

#slider ul li {
  position: relative;
  display: block;
  float: left;
  margin: 0;
  padding: 0;
  width: 798px;
  height: 550px;
  background: #ccc;
  text-align: center;
  line-height: 300px;
}

a.control_prev, a.control_next {
  position: absolute;
  top: 40%;
  z-index: 999;
  display: block;
  padding: 4% 3%;
  width: auto;
  height: auto;
  background: #2a2a2a;
  color: #fff !important;
  text-decoration: none;
  font-weight: 600;
  font-size: 18px !important;
  opacity: 0.8;
  cursor: pointer;
}

a.control_prev:hover, a.control_next:hover {
  opacity: 1;
  -webkit-transition: all 0.2s ease;
}

a.control_prev {
  border-radius: 0 2px 2px 0;
}

a.control_next {
  right: 0;
  border-radius: 2px 0 0 2px;
}

.slider_option {
  position: relative;
  margin: 10px auto;
  width: 160px;
  font-size: 18px;
}