@import ;
.about { background: #f1f5fa; margin: 0 auto; }
.about_bg { background: #a07f4b; padding: 40px 0 80px 0; text-align: center; font-size: 20px; color: #fff; }
.about_con { width: 100%; margin: 10px auto 0 auto; overflow: hidden; box-sizing: border-box; border-radius: 10px; padding: 30px 3%; min-height: 540px;}
.ab_slogan { padding-top: 50px; text-align: center; position: relative; }
hr { margin: 20px 0; }
.about_menu { border-radius: 10px; height: 60px; }
.menu_itme { width: 23%; float: left; display: block; background: #f1f5fa; height: 40px; line-height: 40px; border-radius: 10px; text-align: center; margin: 0 1%; }
.menu_itme span { display: block; font-size: 12px; color: #ccc; }
.menu_itme b { display: block; font-size: 16px; font-weight: normal; }
.menu_itme.on { background: #a07f4b;  }
.menu_itme.on b { color: #fff;  }
.menu_itme.on span {color: #fff;}
.about_title { padding-bottom: 20px; }
.about_title h3 { font-size: 20px; text-align: center; }
.about_text p { line-height: 1.8em; margin-bottom: 10px; font-size: 1rem; color: #666; text-indent: 2em; }
.about_text p span { font-weight: bold; }
.about_text h4 { font-size: 16px; margin: 15px 0 10px 0; line-height: 30px;  }