.K10 { font-size: 10px; line-height: 130%}
.K12 { font-size: 12px;  line-height: 130%}
.K14 { font-size: 14px;  line-height: 130%}
.K16 { font-size: 16px;  line-height: 130%}
.K18 { font-size: 18px;  line-height: 130%}
.INTRO { font-size: 15px; line-height: 130%}
A      { color: gray; text-decoration: none }
a:hover      { color: #c0c0c0; text-decoration: underline }
.sp{ text-decoration:line-through}
.a{ color: #ff3300; text-decoration:underline }}