body {
    padding: 30px;
}

#loader {
    width: 100px;
    height: 100px;

    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;

    margin: auto;

}

#dataTable {
    font-family: Arial, Helvetica, sans-serif;
    border-collapse: collapse;
    width: 100%;
}

#dataTable td,
#dataTable th {
    border: 1px solid #ddd;
    padding: 8px;
}

#dataTable tr:nth-child(even) {
    background-color: #f2f2f2;
}

#dataTable tr:hover {
    background-color: #ddd;
}

#dataTable th {
    padding-top: 12px;
    padding-bottom: 12px;
    text-align: left;
    background-color: rgb(76, 175, 170);
    color: white;
}