.grid td {
    width: 25px;
    height: 25px;
    border: 1px solid #0082C1;
    font-size: 12px;
    color: white;
    -webkit-user-select: none; /* Safari */        
    -moz-user-select: none; /* Firefox */
    -ms-user-select: none; /* IE10+/Edge */
    user-select: none;
    cursor: pointer;
    background-color: white;
}

.gridEx td {
    width: 25px;
    height: 25px;
    border: 1px solid #0082C1;
    font-size: 12px;
}