body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
  }

  

.topnav {
    height: auto;
    position: relative;
    background-color: #0e67dce0;
    margin-bottom: 10px;
    margin-top: 0px;
  }

  .topnav img{
    height: 1.5cm;
    padding: 5px;
    padding-left: 50px;
  }

  .topnav h4{
    display: inline;
    color: white;
    margin: 0;
    position: absolute;
    top: 50%;
    -ms-transform: translateY(-50%);
    transform: translateY(-50%);
  }
  
  .topnav input[type=text] {
    float: inline-end;
    margin-left: 30%;
    width: 30%;
    height: 50%;
    position: absolute;
    top: 50%;
    -ms-transform: translateY(-50%);
    transform: translateY(-50%);
  }

  .topnav a{
    float: right;
    margin-top: 15px;
    margin-right: 50px;
    width: auto;
    padding: 12px;
    background: #2196F3;
    color: white;
    font-size: 17px;
    cursor: pointer;
  }

  .notification {
    background-color: #555;
    color: white;
    text-decoration: none;
    padding: 15px px;
    position: relative;
    display: inline-block;
    border-radius: 2px;
  }
  
  .notification:hover {
    background: #20cff6;
  }
  
  .notification .badge {
    position: absolute;
    top: -10px;
    right: -10px;
    padding: 5px 10px;
    border-radius: 50%;
    background-color: red;
    color: white;
  }
  
  @media screen and (max-width: 600px) {
    .topnav a, .topnav input[type=text] {
      float: none;
      display: block;
      text-align: left;
      width: 100%;
      margin: 0;
      padding: 14px;
    }
    
    .topnav input[type=text] {
      border: 1px solid #ccc;  
    }
  }