* {
    font-family: Arial, Helvetica, sans-serif;
    font-size:small;
}

 .changed_table{
 background-color: #FFFFFF;
margin-left:auto;
margin-right:auto;
width:75%;

 
 }
 
 img {
  display: block;
  margin-left: auto;
  margin-right: auto;

}