Tests tailles
<h1>H1 AAaaBBbb</h1>
<h2>H2 AAaaBBbb</h2> 
<h3>H3 AAaaBBbb</h3> 
<h4>H4 AAaaBBbb</h4> 
<h5>H5 AAaaBBbb</h5> 
<h6>H6 AAaaBBbb</h6>
<big>AaAa</big>AaAa<small>AaAa</small> <br>
<font size=1>1AaAa&#59216;<font>
<font size=2>2AaAa&#59216;<font>
<font size=3>3AaAa&#59216;<font>
<font size=4>4AaAa&#59216;<font>
<font size=5>5AaAa&#59216;<font>
<font size=6>6AaAa&#59216;<font>
<br><br>
<font size=-3>-3AaAa<font>
<font size=-2>-2AaAa<font>
<font size=-1>-1AaAa<font>
<font size=0>0AaAa<font>
<font size=+1>+1AaAa<font>
<font size=+2>+2AaAa<font>
<font size=+3>+3AaAa<font>
<br><br>
<p style="background:yellow;font-size:12px">CSS test (seulement en xHTML valide)</p>