@media screen and (max-width: 1300px) {
  .content.with-sidebar {
    margin-left: 290px;
  }
  
  #ad {
    z-index: 1;
    position: relative;
    padding: 0;
    bottom: 0;
    right: 0;
    float: right;
    padding: 0 0 20px 30px;
  }
}

@media screen and (max-width: 900px) {
  body {
    -webkit-text-size-adjust: none;
    font-size: 14px;
  }
  
  #header {
    display: none;
  }
  
  #hero {
    padding: 4em 40px 30px;
  }
  
  #hero .hero-logo {
    float: none;
    margin: 30px 0 15px;
    width: 140px;
    height: 140px;
  }
  
  #hero .left,
  #hero .right {
    text-align: center;
    width: 100%;
  }
  
  #hero h1 {
    font-size: 2em;
  }
  
  #hero h2 {
    display: block;
  }
  
  #hero .button {
    font-size: 0.9em;
  }
  
  #logo {
    display: none;
  }
  
  .nav-link {
    padding-bottom: 1px;
  }
  
  .nav-link:hover,
  .nav-link.current {
    border-bottom: 2px solid #ef4023;
  }
  
  #mobile-bar {
    display: block;
  }
  
  #main {
    padding: 2em 1.4em 0;
  }
  
  .highlight pre {
    padding: 1.2em 1em;
  }
  
  .content {
    padding-left: 0;
  }
  
  .content.with-sidebar {
    margin: auto;
  }
  
  .content h2:before,
  .content h3:before {
    content: "";
    display: block;
    margin-top: -70px;
    height: 70px;
    visibility: hidden;
  }
  
  .footer {
    margin-left: 0;
    text-align: center;
  }
}

@media screen and (max-width: 560px) {
  #downloads {
    text-align: center;
    margin-bottom: 25px;
  }
  
  #downloads .info {
    margin-top: 5px;
    margin-left: 0;
  }
  
  iframe {
    margin: 0 !important;
  }
}