SCSS

by Felis Catus

HTML

<div id="banner-message">
  <p>Hello World</p>
  <button>Hover to change color</button>
</div>

SCSS

$blue: #0084ff;
$blue-darker: darken($blue, 5);
$fore: #444;
body {
  background: #20262E;
  padding: 20px;
  font-family: Helvetica;
  background-image: radial-gradient(1px 5px at 0px 10px, $fore 100%, transparent), radial-gradient(50px at -55px 99px, transparent 99px, $fore 99px, $fore 100px, transparent), radial-gradient(50px at -58px -56px, transparent 99px, $fore 99px, $fore 100px, transparent), radial-gradient(50px at -49px 84px, transparent 99px, $fore 99px, $fore 100px, transparent), radial-gradient(50px at 60px 84px, transparent 99px, $fore 99px, $fore 100px, transparent), radial-gradient(1px 5px at 0px 10px, $fore 100%, transparent);
  background-size: 10px 20px, 10px 20px, 10px 20px, 10px 20px, 10px 20px, 10px 20px;
  background-position: 0 0, 0 -3px, 0 -3px, 0 3px, 0 3px, 5px 10px;
  overflow: hidden;
}

#banner-message {
  background: #fff;
  border-radius: 4px;
  padding: 20px;
  font-size: 25px;
  text-align: center;
  transition: all 0.2s;
  margin: 0 auto;
  width: 300px;
  
  button {
    background: $blue-darker;
    border: none;
    border-radius: 5px;
    padding: 8px 14px;
    font-size: 15px;
    color: #fff;
  }
  
  &:hover {
    background: $blue-darker;
    color: #fff;
    margin-top: 40px;
    width: 200px;
  }
  
  &:hover button {
    background: #fff;
    color: #000;
  }
}