table {
    width: 90%;

    border-collapse: collapse;
    border-spacing: 0;

}


table th {
    position: sticky;
    top: 75px;
    color: #000;
    text-align: center;
    font-weight: bold;
    padding: 20px;
    background-color: #f5f5f5;
}
table tbody td {
    padding: 10px;
    border: 1px solid #eee;
    text-align: center;
}
table tbody td.char {
    color: #0a8be1;
    font-weight: bold;
}
table tbody td a {
    color: #333;  
}
table tbody td a:hover {
    color: #0a8be1;
}

/* 鼠标悬停在表格行上时改变背景颜色 */
table tbody tr {
    transition: background-color 0.3s ease;
    
}

table tbody tr:hover {
    background-color: #f5f5f5;
    
}