#menu a, #menu a:visited {
  text-decoration:none;
  text-align:center;
  background-color: 3A4072; 
  color: Black;
  display:block; 
  width: 9em; 
  padding:0.1em;
  margin:0.3em auto;
   border-right:5px solid #fff;
 
  }
#menu a:hover {
  border-right:5px solid #3A4492;
  }

  
  <style type="text/css">

.curvy {position:relative; width:250px; background:#9caf9c; color:#000; margin:5em auto;}
#ctl, #cbl, #ctr, #cbr {position:absolute; width:20px; height:20px; color:#9caf9c; background:#fff; overflow:hidden; font-style:normal; z-index:1;}
#ctl {top:0; left:0;}
#cbl {bottom:0; left:0;}
#ctr {top:0; right:0;}
#cbr {bottom:0; right:0;}
.curvy em b {position:absolute; font-size:150px; font-family:arial; color:#9caf9c; line-height:40px; font-weight:normal;}
#ctl b {left:-8px;}
#ctr b {left:-25px;}
#cbl b {left:-8px; top:-17px;}
#cbr b {left:-25px; top:-17px;}
.curvy p {position:relative; z-index:100; padding:5px 10px;}

</style>