/*about_index*/
.about_index .part_1{padding-bottom: 19%;}
.about_index .part_1 img{width: 100%;position: absolute;top: 0;left: 0;z-index: -1;}
.about_index .part_2{padding: 3.1% 7%;background: #fff;box-shadow: 6px 6px 22px 1px #E0E0E0;}
.about_index .part_2 dt{color: #2a2a2a;margin-bottom:5px; }
.about_index .part_2 dt em{color: #C7000C;line-height: 1.1em;}
.about_index .part_2 dd{color: #2a2a2a;}
.about_index .part_3 h1{color: #595959;position: relative;line-height: 1.8em;padding-bottom: 19px;margin-bottom: 0.8em;font-size:32px;}
.about_index .part_3 h1:before{content: "";display: block;position: absolute;width: 1.3em;border-bottom: 1px solid #595959;bottom: 0;left: 0;}
.about_index .part_3 .imgbox img{width: 100%;margin-top: 1.5em;}
.about_index .part_3 .row{margin: 0 -25px;font-size:16px;}
.about_index .part_3 .row>div{padding: 0 25px}