.hwslider {
  width: 100%;
  height: auto;
  min-width: 280px;
  min-height: 160px;
  position: relative;
  overflow: hidden;
  margin-bottom: -10px;
  background-color: rgb(4, 5, 106);
}
.hwslider ul {
  width: 100%;
  height: 100%;
  position: absolute;
  z-index: 1;
}
.hwslider ul li {
  display: none;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  text-align: center;
}
.hwslider ul li.active {
  display: block;
}
.hwslider ul li a {
  display: block;
  width: 100%;
}
.hwslider ul li img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 0 none;
}
.dots {
  position: absolute;
  bottom: 20px;
  left: 200px;
  min-width: 60px;
  height: 12px;
  z-index: 2;
}
.dots span {
  float: left;
  width: 12px;
  height: 12px;
  border: 1px solid #fff;
  border-radius: 50%;
  background: #333;
  margin-right: 8px;
  cursor: pointer;
}
.dots span.active {
  background: orangered;
}
.arr {
  display: none;
  position: absolute;
  top: 140px;
  z-index: 2;
  width: 40px;
  height: 40px;
  line-height: 36px;
  text-align: center;
  font-size: 20px;
  background: rgba(0, 0, 0, 0.3);
  color: #fff;
  text-decoration: none;
}
.arr:hover {
  background: rgba(0, 0, 0, 0.7);
  text-decoration: none;
}
.hwslider:hover .arr {
  display: block;
  text-decoration: none;
  color: #fff;
}
.prev {
  left: 20px;
}
.next {
  right: 20px;
}