* {
  margin: 0;
  padding: 0;
  list-style-type: none;
}
a,
img {
  border: 0;
}
body {
  font: 12px/180% Arial, Helvetica, sans-serif, "微软雅黑";
}


.flexslider {
  position: relative;
  height: 500px;
  overflow: hidden;
  
}
.slides {
  position: relative;
  z-index: 1;
}
.slides li {
  height: 500px;
}
.flex-control-nav {
  position: absolute;
  bottom: 10px;
  z-index: 2;
  width: 100%;
  text-align: center;
}
.flex-control-nav li {
  display: inline-block;
  width: 14px;
  height: 14px;
  margin: 0 5px;
  *display: inline;
  zoom: 1;
}
.flex-control-nav a {
  display: inline-block;
  width: 14px;
  height: 14px;
  line-height: 40px;
  overflow: hidden;
  background: url(../image/dot.png) right 0 no-repeat;
  cursor: pointer;
}
.flex-control-nav .flex-active {
  background-position: 0 0;
}

.flex-direction-nav {
  position: absolute;
  z-index: 3;
  width: 100%;
  top: 45%;
}
.flex-direction-nav li a {
  display: block;
  width: 50px;
  height: 50px;
  overflow: hidden;
  cursor: pointer;
  position: absolute;
}
.flex-direction-nav li a.flex-prev {
  left: 40px;
  background: url(../image/prev.png) center center no-repeat;
}
.flex-direction-nav li a.flex-next {
  right: 40px;
  background: url(../image/next.png) center center no-repeat;
}