.carousel-demo-banner {
  width: 100%;
  height: 150px;
  background-color: #f4f4f4;
  color: #333;
  font-size: 30px;
  -webkit-background-size: cover;
  -moz-background-size: cover;
  background-size: cover;
  background-position: 50% 50%;
}
.carousel-demo-banner.banner-1 {
  background-image: url("http://i2.kiimg.com/1949/f2c01dfe25649fd7t.jpg");
}
.carousel-demo-banner.banner-2 {
  background-image: url("http://i2.kiimg.com/1949/9458344e7e9986eat.jpg");
}
.carousel-demo-banner.banner-3 {
  background-image: url("http://i2.kiimg.com/1949/984ee020934108b7t.jpg");
}
.carousel-demo-card-wrap {
  margin-left: -15px;
  margin-right: -15px;
}
.carousel-demo-card-wrap .carousel-demo-card {
  border-radius: 10px;
  line-height: 150px;
  width: 100%;
  height: 150px;
  background-color: #38f;
  color: #fff;
  font-size: 30px;
}