.contact_msg_btn_xgls {
    position: relative;
}
.contact_msg_btn_chd {
    width: 50%;
    text-align: center;
    font-size: 42px;
    line-height: 50px;
    padding: 22vw 0;
    color: #fff;
    cursor: pointer;
    -webkit-justify-content: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.contact_msg_btn_chd:after {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: #f2f2f2;
    -webkit-transition: all .6s ease;
    transition: all .6s ease;
 }
.contact_msg_btn_chd:before {
    content: "";
    position: absolute;
    left: -100%;
    top: 0;
    width: 100%;
    height: 100%;
    background: #36adad;
    z-index: 1;
    -webkit-transition: all .6s ease;
    transition: all .6s ease;
    -webkit-transition-delay: 400ms;
    transition-delay: 400ms;
}

.contact_msg_btn_xgls .contact_msg_btn_chd:nth-child(2n+1):after {
    background: #eaeaea;
}

.contact_msg_btn_read {
    position: relative;
    z-index: 9;
}
.flex {
    display: -webkit-flex;
    display: -ms-flex;
    display: flex;
    -webkit-flex-wrap: wrap;
    flex-wrap: wrap;
}

.contact_msg_btn_width {
    width: 100%;
    -webkit-justify-content: center;
    justify-content: center;
}

.contact_msg_btn_head {
    position: relative;
    text-align: center;
    margin-bottom: 15px;
    -webkit-justify-content: center;
    justify-content: center;
    overflow: hidden;
}

.contact_msg_btn_icon {
    font-size: 60px;
    line-height: 70px;
    color: #36adad;
    -webkit-transition: all .6s ease;
    transition: all .6s ease;
}

.contact_msg_icon_hover {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    text-align: center;
    color: #fff;
    -webkit-transform: translateX(-105%);
    transform: translateX(-105%);
}

.contact_msg_btn_bottom {
    position: relative;
    text-align: center;
    -webkit-justify-content: center;
    justify-content: center;
    overflow: hidden;
}

.contact_msg_btn_tit {
    font-size: 26px;
    line-height: 40px;
    color: #333333;
    -webkit-transition: all .6s ease;
    transition: all .6s ease;
}

.contact_msg_tit_hover {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    text-align: center;
    color: #fff;
    -webkit-transform: translateX(-105%);
    transform: translateX(-105%);
}

.contact_msg_icon_default {
    transition-delay: 760ms;
}

.contact_msg_tit_default {
    transition-delay: 840ms;
}
.contact_msg_btn_chd:hover:before {
    left: 0;
    -webkit-transition-delay: 0ms;
    transition-delay: 0ms;
}

.contact_msg_btn_chd:hover .contact_msg_icon_default {
    -webkit-transform: translateX(100%);
    transform: translateX(100%);
    -webkit-transition-delay: 80ms;
    transition-delay: 80ms;
}

.contact_msg_btn_chd:hover .contact_msg_tit_default {
    -webkit-transform: translateX(100%);
    transform: translateX(100%);
    -webkit-transition-delay: 160ms;
    transition-delay: 160ms;
}

.contact_msg_btn_chd:hover .contact_msg_icon_hover {
    -webkit-transform: translateX(0);
    transform: translateX(0);
    -webkit-transition-delay: 760ms;
    transition-delay: 760ms;
}

.contact_msg_btn_chd:hover .contact_msg_tit_hover {
    -webkit-transform: translateX(0);
    transform: translateX(0);
    -webkit-transition-delay: 840ms;
    transition-delay: 840ms;
}