body {
  margin: 0;
  padding: 0;
  width: 100%;
}

.otg-carousel {
  width: 800px;
  height: 420px;
  margin: 50px auto;
  background-color: #000;
  position: relative;
  border: solid 1px #000;
}

.otg-carousel-shell,
.otg-carousel-mask {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  text-align: center;
  transition: left .5s ease;
}

.otg-carousel .otg-dots {
    margin: 0 auto;
    padding: 0;
    position: absolute;
    bottom: 20px;
    width: 100%;
    text-align: center;
    z-index: 100;
}

.otg-carousel .otg-dots li {
    list-style: none;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    cursor: pointer;
    margin: 5px;
    border: solid 1px #000;
    display: inline-block;
    background-color: #fff;
}
.otg-carousel .otg-dots .selected {
  background-color: #777;
}

.otg-carousel .left-arrow,
.otg-carousel .right-arrow {
  width: 0;
	height: 0;
  position: absolute;
  top: 50%;
  cursor: pointer;
  z-index: 999;
}
.otg-carousel .left-arrow {
	border-top: 10px solid transparent;
	border-right: 20px solid #fff;
	border-bottom: 10px solid transparent;
  margin-top: -10px;
  left: 20px;
}

.otg-carousel .right-arrow {
	border-top: 10px solid transparent;
	border-left: 20px solid #fff;
	border-bottom: 10px solid transparent;
  margin-top: -10px;
  right: 20px;
}

.otg-image-caption {
  position: absolute;
  z-index: 999;
  left: 0;
  padding: 10px 60px;
  width: 100%;
  box-sizing: border-box;
  background-color: rgba(0, 0, 0, 0.44);
  color: #fff;
  transition: .5s ease;
}

.otg-image-caption h1 {
  font-size: 16px;
}

.otg-thumbnails {
  width: 100%;
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 999;
  text-align: center;
  margin: 0 0 0 1px;
  padding: 0;
  margin-bottom: -70px;
  background-color: #000;
  font-size: 0;
  list-style: none;
}

.otg-thumbnails li {
  border: solid 1px #000;
  margin: 0;
  padding: 0;
  font-size: 0;
  height: 90px;
  display: inline-block;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  cursor: pointer;
  margin-left: -2px;
}