#content {
 border-right: thin solid gray;
    position: fixed;
    top: 0;
    left: 0;
    width: 20ch;
    height: 100%;
    padding: 1em;
    transition: all 0.5s ease;
    font-family: Title;
   }
#content .H2 {
      font-size: 0.8em;
      }
#content .H3 {
      font-size: 0.7em;
      margin-left: 1em;
      }

#content .H2, #content.H3 {
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
  color: #555;
}

#content a {
    color: #555;
      border-bottom: none;

      }

#content .current {
      font-weight: bold;
      }
      
@media (max-width: 160ch) {
#content {
      display: none;
}
      }