styles.css

.btn {
    border: 2px solid black;
    background-color: white;
    color: black;
    padding: 5px 10px;
    font-size: 16px;
    cursor: pointer;
    border-radius: 4px;
  }
  
  /* Green */
  .success {
    border-color: #4CAF50;
    color: green;
  }
  
  .success:hover {
    background-color: #4CAF50;
    color: white;
  }
  
  /* Blue */
  .info {
    border-color: #2196F3;
    color: dodgerblue
  }
  
  .info:hover {
    background: #2196F3;
    color: white;
  }
  
  /* Orange */
  .warning {
    border-color: #ff9800;
    color: orange;
  }
  
  .warning:hover {
    background: #ff9800;
    color: white;
  }

  input[type=text], input[type=password],  input[type=number]{
    width: 40%;
    padding: 8px;
    margin: 5px 0;
    display: inline-block;
    border: none;
    background: #f1f1f1;
  }
  
  input[type=text]:focus, input[type=password]:focus {
    background-color: #ddd;
    outline: none;
  }

  body {
    margin: 0;
  }

  .canvas3js {
    width: 100%;
    height: 100vh;
  }

  .canvas3d {
    position: relative;
    width: 60%;
  }

  .canvasCrop {
    width: 40%;
    position: relative;
    height: 50vh;
  }

  .container {
    display: flex;
  }

  .right-corner {
      position: absolute;
      top: 20px;
      right: 20px;
      z-index: 100;
  }

  .image_lib {
      max-height: 50vh;
      overflow-y: auto;
      margin: 0 5px;
  }

  .image_lib_item {
    height: 120px;
    width: 120px;
    object-fit: contain;
    margin: 10px;
    padding: 10px;
    border: 1px solid royalblue;
    border-radius: 4px;
  }

  .image_lib_item_selected {
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
    border-width: 3px;
  }

  img {
    max-width: 100%;
    /* This rule is very important, please do not ignore this! */
  }