customise centova icecast/shoutcst now playing script

Question

i would like to customize this script from centavo cast for an ice-cast server so that i can make it look fit into my website using css i have tried a few methods

div.cc_recenttracks_list {
    background-color:gray; 
    border:black;
} 

#cc_recenttracks_tripler105 {
  border: 30px  dotted green;
}

<div id="cc_recenttracks_tripler105" class="cc_recenttracks_list">Loading ...</div>

<script language="javascript" type="text/javascript" src="http://albireo.shoutca.st/system/recenttracks.js"  >

but i am unable to change the size and the text of the data.