.rslides {
  position: relative;
  list-style: none;
  overflow: hidden;
  width: 100%;
  padding: 0;
  margin: 0
}
.rslides li {
  -webkit-backface-visibility: hidden;
  position: absolute;
  display: none;
  width: 100%;
  left: 0;
  top: 0
}
.rslides li:first-child {
  position: relative;
  display: block;
  float: left
}
.rslides img {
  display: block;
  height: auto;
  float: left;
  width: 100%;
  border: 0
} 
/* 轮播图箭头通用样式 */
.rslides_nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 60px;
    background: rgba(0,0,0,0.5);
    color: #fff;
    font-size: 30px;
    line-height: 60px;
    text-align: center;
    text-decoration: none;
    border-radius: 4px;
    transition: background 0.3s;
    z-index: 10;
}
.rslides_nav:hover {
    background: rgba(0,0,0,0.6);
    color: #fff;
}
.rslides_nav.prev {
    left: 10px;
}
.rslides_nav.next {
    right: 10px;
}

/* 移动端适当缩小箭头 */
@media (max-width: 768px) {
    .rslides_nav {
        width: 30px;
        height: 40px;
        font-size: 20px;
        line-height: 40px;
    }
}

.custom-prev, .custom-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 60px;
    background: rgba(0,0,0,0.3);
    color: #fff;
    border: none;
    font-size: 30px;
    cursor: pointer;
    z-index: 1000;
    border-radius: 4px;
}
.custom-prev { left: 10px; }
.custom-next { right: 10px; }
.custom-prev:hover, .custom-next:hover { background: rgba(0,0,0,0.6); }