table {
border: 1px;
width: 550px;
height: 50px;
font-size: 16px;
line-height: 1.5;
}
td.obi {
background-color: #ffcc66;
font-weight: bold;
}
td.sp {
height: 8px;
}
td {
height: 25px;
padding: 3px;
}