Webmastertoolbag Tryit Editor

<!DOCTYPE html>
<html>
<head>
<style>
:root {
  --main-bg-color: coral;
  --main-txt-color: blue;  
  --main-padding: 15px;  
}

#div1 {
  background-color: var(--main-bg-color);
  color: var(--main-txt-color);  
  padding: var(--main-padding);
}

#div2 {
  background-color: var(--main-bg-color);
  color: var(--main-txt-color);
  padding: var(--main-padding);
}

#div3 {
  background-color: var(--main-bg-color);
  color: var(--main-txt-color);
  padding: var(--main-padding);
}
</style>
</head>
<body>

<h1>The var() Function</h1>

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