.txt_main {  font-size: 12px; line-height: 14px;}
.txt_M {  font-size: 16px;}
.txt_L {  font-size: 18px;}


div.tx_box{margin-bottom:4px;}
.tx_ke_tit{margin-bottom:4px;font-size: 12px; line-height: 120%;}
.tx_ke_sub_tit{margin-left:18px;margin-bottom:4px;font-size: 12px; line-height: 120%;}
.n_dd_m{margin-left:32px;margin-top:4px;margin-bottom:8px;font-size: 12px; line-height: 120%;}