style.css

* {
    box-sizing: border-box;
  }
  html {
    font-family: 'Lato', sans-serif;
    font-size: 10px;
  }
 
  .container {
    max-width: 980px;
    margin: 0 auto;
  }
  .landing-section {
    margin-bottom: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid #ddd;
  }
  .landing-section:before,
  .landing-section:after {
    content: "";
    display: table;
    clear: both;
  }
  .landing-section-header {
    margin-bottom: 1em;
    text-align: center;
    font-weight: 500;
    font-size: 3.8rem;
  }
  .landing-section-grid.mod-3 > * {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(110px, 2fr));
    grid-gap: 32px;
    grid-auto-flow: dense;
    padding: 40px 0;
  }

  .icon-link {
    display: block;
    padding: 20px;
    color: #000;
    text-decoration: none;
  }
  .icon-link:hover {
    background-color: #eee;
  }
  .icon-link-img {
    float: left;
    width: 80px;
    height: auto;
    padding-right: 20px;
  }
  .icon-link:hover .icon-link-img {
    -webkit-filter: brightness(1.1);
    filter: brightness(1.1);
  }
  .icon-link-text {
    margin-left: 80px;
  }
  .icon-link-title {
    margin: 0 0 0.5em;
    font-size: 2rem;
  }
  .icon-link-summary {
    color: #777;
    font-size: 1.6rem;
  }