div#calc{margin:15px 5px 0 0;height:215px}
table#tab{border:2px solid #94CA22;width:288px;direction:ltr;background-color:#3CCAFD;color:black;border-top:3px solid #94CA22;padding:10px 0 0 0}
td{border:none;direction:rtl;font-family:Verdana,Sans-Serif;font-weight:bolder;font-size:16px;text-align:center}
th{border:1px solid White;font-weight:lighter;font-size:18px;font-family:Verdana,Sans-Serif;direction:rtl;text-align:center}
th#instruction{font-size:smaller;font-weight:normal;font-family:Verdana,Sans-Serif;direction:rtl;text-align:center}
td.txt{border:none;direction:rtl;font-family:Verdana,Sans-Serif;font-weight:bolder;font-size:14px;text-align:right;padding:0 15px 0 0}
#calc input{direction:ltr;text-align:center;width:120px;margin:5px 0 5px 10px}