.cert_tit1 {font-size: 26px;font-weight: 600;margin:20px auto;color:#246bcb;}
.c_sub {border:#ccc solid 1px;margin:20px auto;width:100%;padding:12px 16px;border-radius:8px;}
.c_sub .c_sub_red {font-weight:600;font-size:180x;color:#c90000;}

@media (max-width: 768px) {
	.gr_01 {float:none;margin:20px auto;}
	.gr_01 img {width:80%;height:auto;}
	.gr_02 {text-align:center;font-size: 22px;font-weight: 600;}
}