.banner {
  width: 48%;
  margin: 0;
  overflow: hidden;
}

.flex-control-nav {
  bottom: 40px;
}

.flexslider {
  margin: 0;
  border: none;
}

.slides li {
  overflow: hidden;
  position: relative;
}

.slides li .flex-caption {
  position: absolute;
  bottom: 0;
  height: 40px;
  z-index: 100;
  font-size: 16px;
  width: 100%;
  padding: 0 16px;
  box-sizing: border-box;
  line-height: 40px;
  background-color: rgba(255, 255, 255, 0.7);

  overflow: hidden;
  /*超出部分隐藏*/
  white-space: nowrap;
  /*禁止换行*/
  text-overflow: ellipsis;
  /*省略号*/
}

.flexslider .slides img {
  object-fit: cover;
  height: 390px;
}