.sub_title2 {width: 1300px; border-bottom: 1px solid #ddd; padding: 30px 0; margin: 30px auto 40px;}
.sub_title2 h1 {text-align: center;font-family: 'Nanum Gothic', sans-serif; font-size: 40px; font-weight: 700; color:#333; }
.sub_title_line {width: 230px; height: 2px; background: linear-gradient(to left, #0069d7, #a1cc3a); margin: 0 auto; position: relative; top: 31px;}