.scroll-img { margin:0 0 10px 0;
  width: 1200px;
  height: 80px;
  overflow: hidden;
  font-size: 0;
}
.scroll-img ul {
  width: 1700px;

  margin: 0;
}
.scroll-img ul li {
  display: inline-block;
  margin: 10px 0px 0 0px;
}
#demo4.scroll-img ul,
#demo5.scroll-img ul {
  width: 1700px;
}
#demo5-btn {
  width: 680px;
  padding-top: 0px;
}