ul.hs-image-align-none {
    margin: 0;
    padding: 0;
    white-space: nowrap;
    width: 100%;
    overflow-x: scroll;
    background-color: white;
   border-radius: 15px; 
  }


ul.hs-image-align-none li {
    display: inline;
    width: 150px;
    height: 150px;
  }

.picture_details {
  height: 550px; 
  padding: 20px; 
  border-right: 5px solid white; 
}


 ul.hs-image-align-none::-webkit-scrollbar {
  -webkit-appearance: none;
  width: 3px;
   height: 10px; 
   background-color: lightgrey; 
}
 ul.hs-image-align-none::-webkit-scrollbar-thumb {
  border-radius: 4px;
  background-color: grey;
  -webkit-box-shadow: 0 0 1px rgba(255, 255, 255, .5);
}