.mk_tit1 {margin-bottom: 40px;}
.mk_tit1 span {font-size: 24px;font-weight: 700;position: relative;}
.mk_tit1 span::after {content: "";display: block;position: absolute;width: 0;width: 107px;height: 6px;left: -2px;bottom: -10px;background-color: #DA251D;}
@media screen and (max-width: 992px) {
.mk_tit1 {margin-bottom: 25px;}
}