#dns-lookup {
    margin: 1em 0;
    padding: 1em;
    border: 1px solid #ccc;
    border-radius: 4px;
  }
  
  #dns-lookup label {
    display: block;
    margin-bottom: 0.5em;
  }
  
  #dns-lookup input {
    width: 200px;
    padding: 0.25em;
    margin-left: 0.5em;
  }
  
  #dns-lookup button {
    margin-top: 0.5em;
    padding: 0.5em 1em;
  }
  
  #dns-results.hidden {
    display: none;
  }
  
  #dns-records {
    list-style-type: none;
    padding: 0;
  }
  
  #dns-records li {
    margin-bottom: 0.25em;
  }