.intro_box .intro_img{margin-bottom:20px}.intro_box .intro_line{margin-bottom:20px;border-bottom:solid 1px #e1e1e1}.intro_box .intro_text{margin-bottom:20px}.intro_box .intro_text p{line-height:1.6;color:#333333;font-size:16px}@media screen and (max-width: 768px){.intro_box .intro_img{margin-bottom:15px;width:100%}.intro_box .intro_img img{width:100%}.intro_box .intro_line{margin-bottom:15px}.intro_box .intro_text{margin-bottom:15px}.intro_box .intro_text p{font-size:14px}}