.ct-wrapper {
    width: 800px;
    max-width: 100%;
    margin: auto;
    overflow: hidden;
  }
  
  .ct-carousel {
    position: relative;
    width: 100%;
    height: 0;
    padding-top: 56.25%;
    background: #ddd;
  }
  
  /* Images */
  
  .ct-carousel-img {
    position: absolute;
    top: -50px;
    bottom: 0;
    left: 0;
    right: 0;
    max-width: 100%;
    -webkit-transition: opacity ease-out 0.5s;
    transition: opacity ease-out 0.5s;
  }
  
  .ct-carousel-img-displayed {
    display: block;
    opacity: 1;
    z-index: 2;
  }
  
  .ct-carousel-img-hidden {
    display: block;
    opacity: 0;
    z-index: 1;
  }
  
  .ct-carousel-img-noDisplay {
    display: none;
  }
  
  /* Flèches de défilement */
  
  .ct-carousel-arrow {
    z-index: 3;
    display: block;
    position: absolute;
    width: 36px;
    height: 36px;
    top: 50%;
    margin-top: -18px;
    border-radius: 50%;
    border: 0;
    background-color: #fff;
    background-image: url("http://res.cloudinary.com/dnqehhgmu/image/upload/v1509720334/blue-arrow_jk1ydw.svg");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 16px 16px;
    cursor: pointer;
    -webkit-transition: background-size 0.15s ease-out;
    transition: background-size 0.15s ease-out;
  }
  
  .ct-carousel-arrow:hover,
  .ct-carousel-arrow:focus {
    background-size: 22px 22px;
  }
  
  .ct-carousel-arrow-next {
    right: 20px;
  }
  
  .ct-carousel-arrow-prev {
    left: 20px;
    -webkit-transform: rotateZ(180deg);
    -ms-transform: rotate(180deg);
    transform: rotateZ(180deg);
  }