.introduce_box {margin-top:60px; padding-bottom:80.5px; margin-bottom:50.5px; border-bottom:1px solid #D2E8F3;}
.introduce_right {float:left; width:690px;}
.introduce_text1 {font-family: BusanBada;  font-size: 36px;  font-weight: normal;  font-stretch: normal;  font-style: normal;  line-height: 1.39;  letter-spacing: -0.9px;  text-align: left;  color: #1f67ab;}
.introduce_text2 {font-size: 18px;  font-weight: normal;  font-stretch: normal;  font-style: normal;  line-height: 2;  letter-spacing: -1px;  text-align: left;  color: #5a5a5a; margin-top:10px;}
.introduce_text3 {float:left; font-size: 22px;  font-weight: bold;  font-stretch: normal;  font-style: normal;  line-height: 1.86;  letter-spacing: -1.05px;  text-align: left;  color: #2a2a2a; margin-top:30px;}
.introduce_text3n {float:left; font-size: 22px;  font-weight: bold;  font-stretch: normal;  font-style: normal;  line-height: 1.86;  letter-spacing: -1.05px;  text-align: left;  color: #2a2a2a; margin-top:30px;}

.docimg {float:left; margin-right:40px;}
.signimg {float:left; margin-top:8px; margin-left:10px; }