.dropdown {
    position: relative;
    display: inline-block;
  }
  
  .dropdown-toggle {
    background-color: inherit;
    color: white;
    border: none;
    cursor: pointer;
    font: inherit;
    padding: inherit;
  }
  
  .dropdown-menu {
    position: absolute;
    background-color: #f9f9f9;
    min-width: 120px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
    border-radius: 4px;
    top: 100%;
    right: 0;
  }
  
  .year-option {
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    cursor: pointer;
  }
  
  .year-option:hover {
    background-color: #f1f1f1;
  }