< >

testiframe.php


Quell Code


<html>
  <head>
    <style>
      body{
  display:flex;
  flex-direction:column;
}
header{
  height:25vh;
  background:red;
}
nav{
  height:30px;
  background:blue;
}
main{
  height:50vh;
  background:green;
}
footer{
  height:50px;
  background:yellow;
}
    </style>
    <body>

<header>Header</header>
<nav>Navigation</nav>
<main>Content</main>
<footer>Footer</footer>
    </body>
    </html>