The CSS has basic customization class e.g: Font Bold, italic, underline and etc.

CSS - Basic Utility

<style>
/* customize font style */
.text{
    font-size:14px;
    font-family:times new roman;
}
.text-normal{
	font-weight:normal;
	text-decoration: none;
	font-style: normal;
}
.text-bold{
	font-weight:bold;
}
.text-italic{
	font-style:italic;
}
.text-underline{
	text-decoration: underline;
}
.text-small{
	font-size:80%;
}
.text-large{
	font-size:120%;
}

/* Fixed Element */
.fixed{
	position:fixed;
	z-index:10;
}
.fixed-top{
	top:0;
}
.fixed-top-center{
	top:50%;
}
.fixed-right{
	right:0;
}
.fixed-right-center{
	right:50%;
}
.fixed-bottom{
	bottom:0;
}
.fixed-bottom-center{
	bottom:50%;
}
.fixed-left{
	left:0;
}
.fixed-left-center{
	left:50%;
}

.full-width{
	width:100%;
}
</style>