body {
    font-family: 'Meiryo', Arial, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    background-color: #f4f4f9;
    margin: 0;
    padding: 10px;
}
.container {
    width: 80%;
    margin: 0 auto;
    padding: 20px;
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}
.title {
    text-align: center;
    font-size: 2em;
    margin-bottom: 20px;
    color: #333;
}
.border {
    border-color: #ddd;
    border: solid 1px;
    padding: 5px 2px 3px 2px;
    font-size: 12px;
    line-height: normal;
}
.kakomi {
    border-color: #333;
    border: solid 1px;
    border-radius: 5px;
    padding: 2px 4px 0px 4px;
    font-size: smaller;
    background-color: #f0f0f0;
    margin-right: 5px;
}
.dataTables_wrapper .dataTables_length, 
.dataTables_wrapper .dataTables_filter, 
.dataTables_wrapper .dataTables_info, 
.dataTables_wrapper .dataTables_paginate {
    color: #333;
}
.dataTables_wrapper .dataTables_paginate .paginate_button {
    padding: 0.2em 1em;
}
table.dataTable thead th {
    background-color: #007bff;
    color: #fff;
    text-align: center;
    font-weight: bold;
    padding: 10px 5px;
    border-bottom: 2px solid #ddd;
}
table.dataTable tbody tr {
    background-color: #f9f9f9;
}
table.dataTable tbody tr:nth-child(even) {
    background-color: #e9e9e9;
}
table.dataTable tbody th, 
table.dataTable tbody td {
    text-align: left;
    padding: 8px 10px;
    line-height: 2;
}