body{
    background: none !important;
    overflow:hidden;
}

table{
    width: 100%;
    height: 100%;
    border-color: black;
    border-spacing: 0;
    border-collapse: collapse;
}

td,th{
    border: 1px solid gray;
    background: rgba(222,222,222,0.9);
}

td:nth-child(1),th {
    background: rgba(222,222,222,0.6);
}