@page {
    size: A4;
    /* 标准 A4 尺寸 */
    margin: 0;
    /* 可根据需要调整边距 */
}
body {
    width: 210mm;
    height: 297mm;
    margin: 0;
}
table,
th,
td {
    border: 1px solid black;
    border-collapse: collapse;
}
.dataTable {
    width: 100%;
    height: 100%;
    background-color: pink;
    display: table;
    color: red;
    border: 1px solid red;
    table-layout: fixed !important;
}
.dataTable td {
    border: 1px solid #000;
}