spatial-navigation-polyfill/demo/infinite-scroller/scroller-style.css

A polyfill for the spatial navigation

@font-face {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 400;
  src: url(https://themes.googleusercontent.com/static/fonts/roboto/v11/2UX7WLTfW3W8TclTUvlFyQ.woff)
}

body {
  margin: 20px;
  font-family: 'Roboto';
  text-align: center;
}

h1 {
  text-align: center;
}

.description, .option {
  margin: 20px auto;
  text-align: justify;
}
.description {
  width: 80%;
}
.option {
  width: 750px;
}

.cssSyntax {
  background-color: lightsteelblue;
  border: 2px solid steelblue;
  padding: 20px;
  width: 500px;
}

#feed {
  display: grid;
  overflow-y: scroll;
  grid-template-columns: repeat(2, 1fr);
  background-color: #fff;
  color: #444;
  height: 500px;
  width: 500px;
  margin: auto auto;
  border: 3px solid lightgrey;
}

.item {
  height: 150px;
  width: 150px;
  margin: 60px 20px;
  justify-self: center;
  background-color: mediumseagreen;
}

.item p {
  vertical-align: middle;
  font-size: 36px;
}

:focus {
  outline: 5px solid #428bca;
}