<!DOCTYPE html>
<!--
     Any copyright is dedicated to the Public Domain.
     http://creativecommons.org/publicdomain/zero/1.0/
-->
<html>
<head>
  <title>CSS Reference</title>
  <style>
    div {
      border: 1px solid black;
      width:  100px;
      height: 50px;
      margin: 1px;
      float: left;
    }
    br { clear: both; }
  </style>
</head>
<body>
  <!-- Left to right gradients: -->
  <div style="background: linear-gradient(to right,
                                          blue, yellow)"></div>

  <div style="background: linear-gradient(to right,
                                          blue, pink 30%, yellow"></div>
  <br>

  <!-- Right to left gradients: -->
  <div style="background: linear-gradient(to left,
                                          blue, yellow)"></div>
  <div style="background: linear-gradient(to left,
                                          blue, pink 30%, yellow"></div>
  <br>

  <!-- Top to bottom gradients: -->
  <div style="background: linear-gradient(to bottom,
                                          blue, yellow)"></div>

  <div style="background: linear-gradient(to bottom,
                                          blue, pink 30%, yellow"></div>
  <br>

  <!-- Bottom to top gradients: -->
  <div style="background: linear-gradient(to top,
                                          blue, yellow)"></div>

  <div style="background: linear-gradient(to top,
                                          blue, pink 30%, yellow"></div>
</body>
</html>