nav {
  background-color: #353535;
  display: flex;
  justify-content: space-around;
  padding: 15px 0;
}

nav a {
  color: #fff;
  text-decoration: none;
  font-size: 18px;
}

nav a:hover {
  color: #ddd;
}
.output-pane {
    border: 1px solid #ccc;
    padding: 20px;
    margin-bottom: 20px;
  }
  
  .output-pane h3 {
    margin-top: 0;
  }
  
  #models-list {
    max-height: 200px;
    overflow-y: auto;
    max-width: max-content;
  }

  
  .form-element {
    display: block;
    margin-bottom: 20px;
  }
  
  .input {
    width: 100%;
    border: 1px solid #ccc;
    padding: 10px;
  }
  
  .button {
    background-color: #fff;
    color: #3f51b5;
  }
  


  
  .form-element-row {
    display: flex;
    align-items: center;
    gap: 10px;
  }
  
  .dropdown {
    position: relative;
    display: inline-block;
    max-width: max-content;
  }
  
  .dropdown-menu {
    position: absolute;
    background-color: #ffffff;
    min-width: 160px;
    z-index: 1;
    box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
    padding: 12px 16px;
    border-radius: 4px;
  }
  
  .dropdown-menu.hidden {
    display: none;
  }
  
  .dropdown-menu li {
    cursor: pointer;
    padding: 8px 0;
  }
  
  .dropdown-menu li:hover {
    background-color: #f1f1f1;
  }
  
  .spinner {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    animation: spin 2s linear infinite;
    margin-left: 10px;
  }
  
  @keyframes spin {
    0% {
      transform: rotate(0deg);
    }
    100% {
      transform: rotate(360deg);
    }
  }
  
  .hidden {
    display: none;
  }

  @keyframes checkmark-animation {
    0% { opacity: 0; transform: scale(0); }
    100% { opacity: 1; transform: scale(1); }
  }
  
  .checkmark {
    color: #4caf50;
    font-size: 1.2rem;
    vertical-align: middle;
    margin-left: 5px;
  }
  

  .checkmark-circle {
    animation: checkmark 1s ease-in-out forwards;
    stroke-dasharray: 100;
    stroke-dashoffset: 100;
    stroke: green;
    stroke-width: 2;
    fill: transparent;
  }
  

  details[open] ul {
    width: max-content;
    min-width: 100%;
  }

  .container {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-direction: row;
    flex-wrap: wrap;
  }
  
  
  .left-half,
  .right-half {
    flex-basis: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 1rem;
  }
  @media (min-width: 768px) {
    .left-half,
    .right-half {
      flex-basis: calc(50% - 2rem);
    }
  }
  .middle-bar {
    width: 2px;
    height: 100%;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    background: #282828;
  }
  
  .tag {
    display: inline-block;
    background-color: #0074d9;
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
    margin: 0.25rem 0.5rem 0.25rem 0;
  }
  
  .tag-remove {
    margin-left: 0.25rem;
    cursor: pointer;
  }
  
  .dropdown {
    position: relative;
    display: inline-block;
    max-width: max-content;
  }
  
  details[open] ul {
    display: block;
    position: absolute;
    background-color: #ffffff;
    min-width: 160px;
    z-index: 1;
    box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
    padding: 12px 16px;
    border-radius: 4px;
    max-height: 200px;
    overflow-y: auto;
    max-width: max-content;
  }
  
  .dropdown-menu li {
    cursor: pointer;
    padding: 8px 0;
  }
  
  .dropdown-menu li:hover {
    background-color: #f1f1f1;
  }


  .spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(0, 0, 0, 0.3);
    border-radius: 50%;
    border-top-color: #000;
    animation: spin 1s ease-in-out infinite;
    -webkit-animation: spin 1s ease-in-out infinite;
  }
  
  @keyframes spin {
    to { transform: rotate(360deg); }
  }
  @-webkit-keyframes spin {
    to { -webkit-transform: rotate(360deg); }
  }
  

  .file-upload {
    background-color: #4CAF50;
    border: none;
    color: white;
    padding: 10px 20px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    margin: 4px 2px;
    cursor: pointer;
    border-radius: 4px;
  }