Vf Page
<apex:page >
<style>
.div1{
background:red;
}
.div2{
background:orange;
}
.div3{
background:blue;
color:white;
}
</style>
<apex:form >
<div class="div1"><h1>This is Red Color</h1></div>
<div class="div2"><h1>This is orange Color</h1></div>
<div class="div3"><h1>This is Blue Color</h1></div>
</apex:form>
</apex:page>Output:
