<ul>
<li>html</li>
<li id="idsel" class="classsel">css</li>
<li>javascript</li>
</ul>
<ol>
<li>style attribute</li>
<li>id selector</li>
<li>class selector</li>
<li>tag selector</li>
</ol>
li{color:red;}
#idsel{color:blue;}
#idsel{color:yellow;}
.classsel{color:green;}
This Pen doesn't use any external CSS resources.
This Pen doesn't use any external JavaScript resources.