@charset "utf-8";
/* CSS Document */
.center_area {
  width: 100%;
  height: 500px;
  margin: 0 auto;
}

/*中间区域*/
.center_area .center {
  width: 100%;
  height: 500px;
  background: #ccc;
  float: left;
}
.center_area .center .center_top {
  width: 100%;
  height: 320px;
}
/*<==================================================>*/

/*中间轮播图区域*/
.wrapper {
  height: 321px;
  margin: 0px auto;
  position: relative;
  overflow-x: hidden;
  border-bottom: 1px solid #ccc;
}
.wrapper .contain {
  position: absolute;
  left: 0;
  top: 0;
  list-style: none;
  margin: 0;
  padding: 0;
}

/* 5张图片叠加到一块 */
.wrapper .pic_pre {
  position: absolute;
  left: 0;
  top: 0;
  height: 320px;
  display: none;
  transition: opacity 0.5s ease-in-out;
}

.wrapper .pic_pre.active {
  display: block;
}

/* 小圆点 */
.wrapper .btn {
  position: absolute;
  left: 50%;
  bottom: 10px;
  transform: translateX(-50%);
  margin: 0;
  padding: 0;
}

.wrapper .btn span {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #e3dee1;
  margin: 0 5px;
  cursor: pointer;
}
.wrapper .btn span.active {
  background: #ff8800;
  color: #fff;
}