#slider {
  position: relative;
  overflow: hidden;
  margin: 20px auto 0 auto;
  border-radius: 4px;
}

#slider ul {
  position: relative;
  margin: 0;
  padding: 0;
  height: 200px;
  list-style: none;
}

.readmore {
    text-decoration: none;
    margin-top: 15px;
    color: #3c3c3c;
    background: #fff;
    outline: none;
    padding: 6px 11px 6px 11px;
    border-radius: 4px;
    border-width: 2px 2px 3px 2px;
    border-style: solid;
    min-width: 50px;
    font-family: arial;
    font-size: 12px;
    cursor: pointer;
    box-sizing: border-box;
    overflow: hidden;
    text-overflow: ellipsis;
    letter-spacing: normal;
    border: none;
}

#slider ul li {
  position: relative;
  display: block;
  float: left;
  margin: 0;
  padding: 0;
  width: 588px;
  height: 200px;
  background: #ccc;
}

a.control_prev,
a.control_next {
  position: absolute;
  top: 25%;
  z-index: 9;
  display: block;
  padding: 4% 3%;
  width: auto;
  height: auto;
  color: #fff;
  text-decoration: none;
  font-weight: 800;
  opacity: 0.8;
  cursor: pointer;
  font-size: 45px;
}

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;
}