table {
 border-width:1px; 
 border-style:solid; 
 border-color:green;
  }
td { 
 border-width:1px;
 border-style:solid; 
 border-color:white;
  }

.rond {
  color:            red ;      
  background:       yellow; 
  border:           solid 3px black  ; 
  display:          inline-block; 
  width:            1.5em;
  height:           1.5em;
  line-height:      1.5em; 
  vertical-align:   middle;
  text-align:       center; 
  font-size:        80%;
  font-weight:      bold;
  padding:          0.10em 0.15em 0.10em 0;
  margin:           5x;
  border-radius:    100%;
  white-space:normal; ;
}