.slide-wrapper {
  width: 880px;
  height: 320px;
  position: relative;
  overflow: hidden;
  padding-top: 0.5px;
  margin: 0 auto;
}
.slide {
  height: 100%;
  display: flex;
  transition: all 0.5s;
}
.slide div {
  height: 100%;
  width: 30%;
  font-size: 16px;
  display: flex;
  text-align: center;
  justify-content: center;
  align-items: top;
}

.next, .prev {
  position: absolute;
  width: 18px;
  height: 18px;
  bottom: 50%;
  z-index: 10;
  cursor: pointer;
  border-top: solid 3px #fff;
  border-right: solid 3px #fff;
}
.next {
  right: 10px;
  transform: rotate(45deg) translateY(50%);
}
.prev {
  left: 25px;
  transform: rotate(-135deg) translateY(-50%);
}
.indicator {
  width: 100%;
  position: absolute;
  bottom: 0px;
  display: flex;
  column-gap: 10px;
  z-index: 10;
  justify-content: center;
  align-items: center;
}
.indicator li {
width: 10px;
height: 10px;
border-radius: 50%;
background-color: #ccc;
cursor: pointer;
}
.indicator li.active {
background-color: #3c7170 ;
}