.roll-view {
  margin-top: 10px;
  width: 100%;
  overflow: hidden;
}
.roll-list {
  margin: 0;
  padding: 0;
  font-size: 0;
  white-space: nowrap;
  position: relative;
}
.roll-list li {
  display: inline-block;
  vertical-align: top;
  padding: 0 5px;
  width: 16%;
}
.roll-list a {
  display: block;
  text-decoration: none;
  font-size: 14px;
  text-align: center;
  color: #555;
  overflow: hidden;
  position: relative;
}
.roll-list a:after {
  content: '';
  width: 100%;
  height: 0;
  padding-top: 157.3%;
  display: block;
}
.roll-list img {
  width: 100%;
  display: block;
  border: 1px solid #ccc;
  box-sizing: border-box;
  position: absolute;
  top: 0;
  left: 0;
}
.roll-list span {
  display: block;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}
@media (max-width:1279px){
  .roll-list li{
    width:25% !important;
  }
}
@media (max-width:767px){
  .roll-list li{
    width:33% !important;
  }
}