style.css

* {
    margin: 0;
    padding: 0;
    list-style: none;
    text-decoration: none;
  }
  body {
    font-family: sans-serif;
    background-image: url('https://wallpaperaccess.com/full/1092587.jpg');
    background-repeat: no-repeat;
  }
  .sidenav {
    height: 100%;
    width: 250px;
    position: fixed;
    z-index: -1;
    top: 16;
    left: 0;
    background: linear-gradient(rgb(29, 247, 255), rgb(46, 13, 233));
    overflow-x: hidden;
    padding-top: 20px;
    border-top-right-radius: 10px;
  }
  
  .sidenav a {
    padding: 6px 8px 6px 16px;
    text-decoration: none;
    font-size: 25px;
    color: #818181;
    display: block;
  }
  
  .sidenav a:hover {
    color: #f1f1f1;
  }
  
  @media screen and (max-height: 450px) {
    .sidenav {
      padding-top: 15px;
    }
    .sidenav a {
      font-size: 18px;
    }
  }
  .searchbar {
    width: 230px;
    height: 60px;
    position: relative;
    left: 10px;
    top: 35px;
    border: none;
    border-radius: 50px;
    font-size: 20px;
    font-weight: bold;
    line-height: 30px;
  }
  .v_space {
    line-height: 20px;
  }