body{background-color:#CCFFCC;}

.program{background-color:white; border-style:groove;font-size:15pt;}
.source{float:left;background-color:white; border-style:groove;font-size:15pt;}
.source1{float:left;background-color:white; border-style:groove;font-size:15pt;}
.marge{margin-left:2em;margin-right:2em;}

.button{clear:both;padding:20px 2em;letter-spacing:3px;word-wrap:break-word;}
.result{clear:both;background-color:white;border-style:ridge;padding:20px 2em;letter-spacing:3px;word-wrap:break-word;}