Css style by:@Admin

<style type="text/css">
.grade
background-color: #6273bf;
font-size: 14px;
font-weight: bold;
padding: 1px 1px 3px 7px;
width: auto;
border-bottom-width: 1px;
border-bottom-style: solid;
border-bottom-color: #000000;
color: #FFFFFF;
margin-top: 0;
margin-bottom: 5;
margin-right: 0;
margin-left: 0;
background-image: url(yourfolder/redblack.jpg);
background-repeat: repeat;
</style>