.scroll-img {
  width: 1000px;
  height: 135px;
  overflow: hidden;
  font-size: 0;
}
.scroll-img ul {
  width: 1000px;
  height: 240px;
  margin: 0;
}
.scroll-img ul li {
  display: inline-block;
  margin: 0px 35px 0px 0px;
}
#demo4.scroll-img ul,
#demo5.scroll-img ul {
  width: 1500px;
}
#demo5-btn {
  width: 1000px;
  padding-top: 10px;
}