.wrap { width: 960px; margin: 0 auto; }

.main_title{ margin:30px auto 10px; font-size:30px; text-align:center; color:#333;}
.main_title p{ color:#666; font-size:14px; }
.main_text{font-size: 14px;
line-height: 30px;
font-family: "微软雅黑";}