section.m_cert {
    width: 100%;
    padding-top: 80px;
    text-align: center;
}

section.m_cert .page_title {
    margin-bottom: 20px;
    /* padding-left: 67px; */
    /* background-image: url('./../../../images/icon-3mr.svg'); */
    /* background-image: var(--icon-3mr); */
    /* background-position: left top 8px; */
    /* background-repeat: no-repeat; */
    /* display: inline-block; */
    /* background-size: 56px; */
    left: 0;
    right: 0;
    margin: 0 auto 10px auto;
}

section.m_cert .page_title .title_3m {
    width: 62px;
    display: inline-block;
    vertical-align: middle;
    margin-right: 4px;
    margin-top: 3px;
}

html[lang=en-us] section.m_cert .page_title .title_3m {
    width: 52px;
    margin-right: 0px;
    margin-top: 1px;
}

section.m_cert .page_title span {
    display: inline-block;
    vertical-align: middle;
    line-height: 1em;
}

.m_cert .page_description {
    padding: 0 30px;
    width: 100%;
    max-width: 850px;
    left: 0;
    right: 0;
    margin: 0 auto;
    margin-bottom: 60px;
    line-height: 1.5em;
    text-align: left;
}

.m_cert .video_item {
    width: 100%;
    padding-bottom: 46.35%;
    height: 0;
    position: relative;
    overflow: hidden;
}

.m_cert video {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    bottom: 0;
    right: 0;
    margin: auto;
}

.m_cert .slider_list_wrapper {
    position: relative;
    width: 100%;
}

.m_slider_n, 
.m_slider_p {
    position: absolute;
    width: 20px;
    height: 30px;
    top: 0;
    bottom: 0;
    margin: auto 0;
    right: 0;
    z-index: 5;
    background-repeat: no-repeat;
}

.m_slider_p {
    left: 20px;
    background-image: url('./../../../images/icon_arrow_p.svg');
    /* background-image: var(--icon-arrow-p); */
}

.m_slider_n {
    right: 20px;
    background-image: url('./../../../images/icon_arrow_n.svg');
    /* background-image: var(--icon-arrow-n); */
}

.m_slider_list .slide_img {
    width: 100%;
    padding-bottom: 100%;
    height: 0;
    background-size: auto 100%;
    background-position: center;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.m_slider_list .slick-slide {
    height: auto !important;
}

.m_slider_list .slide_title {
    width: 100%;
    height: 100%;
    position: absolute;
    color: var(--white);
    display: flex;
    justify-content: center;
    align-items: center;
    top: 100%;
    transition: top 0.3s;
    padding: 15px;
    text-decoration: none;
}

.m_slider_list .slide_title:before {
    content: '';
    width: 100%;
    height: 100%;
    background-color: var(--black);
    position: absolute;
    opacity: 0.6;
}

.m_slider_list .slick-slide:hover .slide_title {
    top: 0;
}

.m_slider_list .slick-slide .slide_title span{
    display: block;
    z-index: 5;
    max-width: 80%;
    text-align: center;
}

html[lang=en-us] .m_slider_list .slick-slide .slide_title span{
    font-family: 'OpenSans-Bold';
}

@media screen and (max-width: 768px) {
    section.m_cert .page_title .title_3m {
        width: 50px;
    }
}