* {
  padding: 0px;
  margin: 0px;
}
.images > .img {
  width: 100%;
  height: 100%;
  background: #fcc;
  line-height: 200px;
  text-align: center;
  background: url('../img/05.jpg') no-repeat center center;
  background-size: cover;
  display: inline-block;
  vertical-align: top;
}
.images {
  font-size: 0px;
  transition: all 0.8s ease-in-out;
  height: 100%;
  width: 10000%;
}
.window {
  width: 100%;
  height: 600px;
  overflow: hidden;
  margin: 0 auto;
  position: relative;
}
.red {
  color: red;
}
.slides {
  position: relative;
  width: 80%;
  margin: 20px auto;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 0 6px 3px #666;
}
#buttonWrapper {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 20px;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
}
#buttonWrapper .btn {
  background: #e6e6e6;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  text-align: center;
  line-height: 10px;
  padding: 0px;
  margin-right: 4px;
  margin-left: 4px;
  transform: scale(1);
  transition: all 0.3s ease-in-out;
}
#buttonWrapper .btn.active {
  background: #87daff;
  color: #fff;
  transform: scale(1.3);
}
.arrow {
  position: absolute;
  top: 0%;
  bottom: 0%;
  left: 20px;
  width: 30px;
  height: 30px;
  margin: auto;
  background: none;
  font-size: 16px;
  color: #87daff;
  border: none;
  border-radius: 50%;
  border: 1px solid #87daff;
  text-align: center;
  line-height: 28px;
  cursor: pointer;
}
.arrow:hover {
  color: #fff;
  background: #87daff;
}
.arrow#next {
  left: auto;
  right: 20px;
}