tr:nth-child(even){background-color: #f2f2f2;}
#myTable th{font-size: 12px; padding-left: 1px; padding-right: 1px;}
#myTable th{cursor: pointer;}
table#myTable {
/* border: 1px solid black; */
table-layout: auto;
width: 100%;
}

th,
td {
/* border: 1px solid black; */
width: 100px;
overflow: hidden;
}


td button.myBtn {
  height: 24px;
  line-height: 24px;
  padding: 0 5px;

}
table#myTable {
  font-size: 1.3rem;
}

tr td:nth-child(n+4){
 text-align: center;
}
tr th:nth-child(n+4){
 text-align: center;
}