body,ul,li {margin:0; padding:0;text-align: center;}   
li {list-style: none;}   
img {max-width: 950px; width: 98%; margin: 1% 0;}
   
   /* 
   html, body {
      margin: 0;
      padding: 0;
      height: 100%;
      overflow: hidden;
      box-sizing: border-box;
    }

    #imageList {
      display: flex;
      flex-direction: row;
      overflow-x: auto;
      overflow-y: hidden;
      height: 100vh;
      list-style: none;
      padding: 0;
      margin: 0;
      scroll-snap-type: x mandatory;
    }

    #imageList li {
      flex: 0 0 auto;
      scroll-snap-align: start;
      height: 100vh;
      margin: 0 0.5%;
    }

    #imageList img {
      height: calc(100vh - 1%); 
      width: auto;
      display: block;
      object-fit: contain;
      vertical-align: bottom;
    }

     */