.manu_left{ float: left; width: 20%; margin-right: 5%; }



.manu_right{ float: left; width: 75%; }



.manu_left li{ list-style: none; cursor: pointer; margin-bottom: 15px; margin-left: 0; font-size: 14px; line-height: 18px; text-align: left; padding: 5px 15px; background: #fff; border: 1px solid #ccc; }

.manu_left ul{ padding: 0; }



.manu_left li.active{ background-color: #999;  color: #fff;  }



.manu_content{ display: none; text-align: left; }

.manu_content p{  text-align: left !important; }



.manu_right .manu_content:first-child{ display: block; }

.manu_tt{ border-bottom: 1px solid #ccc; font-size: 22px !important; margin-bottom: 20px;  }