#wrapper
{
 text-align:center;
 margin:0 auto;
 padding:0px;
 width:995px;
}
#mytable
{
 text-align:center;
 font-size: x-large;
 background-color: #ffffff;
 opacity: 0.7;
 /*background-color: yellowgreen;*/
 border: solid 1px #dddddd;
 padding: 1.25rem;
 margin: 1.125rem 0;
}
#mytable th
{
 color:black;
 font-size:18px;
 cursor:pointer;
}
#mytable td
{
 color:black;
 font-size:17px;
 border:1px solid;
}