/* sidebar */
#sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100%;
    transition: 0.4s;
    overflow: hidden;
    z-index: 10;
  }
  
  .sidebar-toggle {
    cursor: pointer;
    font-size: 2em;
    padding: 5px;
  }
  
  #sidebar-toggle {
    position: fixed;
    top: 0;
    z-index: 1;
  }
  
  #sidebar-toggle-input {
    display: none;
  }
  
  #sidebar-toggle-input:not(:checked) ~ #sidebar {
    width: 0px;
  }
  
  #sidebar-toggle-input:checked ~ #sidebar {
    width: 250px;
  }
  
  @media screen and (max-width: 767px) {
    #sidebar-toggle-input:checked ~ #sidebar {
      width: 100%;
    }
  }