#banner1 {
    position: relative;
    height: 643px;
    background: url(../img/about-banner.jpg) top center no-repeat;
    background-size: cover;
}
#banner1-text-wrap {
    position: absolute;
    width: 100%;
    left: 0;
    top: 50%;
    -webkit-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    transform: translateY(-50%);
    text-align: center;
    font-size: 36px;
    color: #fff;
    text-shadow: 2px 2px 3px #000;
}
#about_nav {
    padding: 80px 0;
    text-align: center;
    font-size: 24px;
}
#about_nav > a {
    display: inline-block;
    padding: 0 0.5em;
    margin: 0 30px;
    vertical-align: middle;
    opacity: 0.6;
}
#about_nav > a:hover {
    opacity: 1;
}
#about_nav > a.selected {
    font-weight: bold;
    opacity: 1;
}
.about_nav-vbar {
    display: inline-block;
    width: 0;
    height: 1em;
    border-right: 1px solid #888;
    vertical-align: middle;
}
#banner2 {
    height: 418px;
    background: url(img/sub_banner.jpg) top center no-repeat;
    background-size: cover;
}
#banner2-inner {
    position: relative;
    width: 96%;
    max-width: 1110px;
    height: 100%;
    margin: 0 auto;
}
#banner2-text-wrap {
    position: absolute;
    width: 100%;
    top: 50%;
    left: 0;
    -webkit-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    transform: translateY(-50%);
    text-align: center;
    font-size: 19px;
    text-shadow: 2px 2px 3px #fff;
    word-break: keep-all;
}
#about_content {
    width: 96%;
    max-width: 1110px;
    padding-top: 80px;
    margin: 0 auto;
    background-color: #fff;
}
#about_content-title {
    position: relative;
    height: 1.5em;
    border-top: 1px solid #2a2a2a;
    margin-top: 0.75em;
    font-size: 35px;
}
#about_content-title > span {
    display: block;
    position: absolute;
    top: 0;
    left: 50%;
    padding: 0 8%;
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    background-color: #fff;
    white-space: nowrap;
}
#about_content-subtitle {
    font-size: 25px;
    text-align: center;
    word-break: keep-all;
}
#about_content-history {
    margin: 65px 0 150px;
    text-align: center;
}

@media (max-width: 991px) {
    #banner1 {
        height: 600px;
    }
    #banner1-text-wrap {
        font-size: 32px;
    }
}

@media (max-width: 767px) {
    #banner1 {
        height: 500px;
        background-image: url(../img/about-banner_m.jpg);
    }
    #banner1-text-wrap {
        font-size: 30px;
    }
    #banner1-text-wrap > br {
        display: inline;
    }
    #about_nav {
        padding: 65px 0;
    }
    #about_nav > a {
        padding: 0 0.2em;
        margin: 0 18px;
    }
    #banner2 {
        height: 380px;
        background-image: url(img/sub_banner_m.jpg);
    }
    #banner2-text-wrap {
        font-size: 26px;
    }
    #about_content {
        padding-top: 65px;
    }
    #about_content-title {
        font-size: 30px;
    }
    #about_content-subtitle {
        font-size: 22px;
    }
    #about_content-history {
        margin: 50px 0 100px;
    }
}

@media (max-width: 543px) {
    #banner1 {
        height: 350px;
    }
    #banner1-text-wrap {
        font-size: 20px;
    }
    #about_nav {
        padding: 50px 0;
        font-size: 16px;
        letter-spacing: -0.5px;
    }
    #about_nav > a {
        margin: 0 12px;
    }
    #about_nav > a:first-child {
        margin-left: 0;
    }
    #about_nav > a:last-child {
        margin-right: 0;
    }
    #banner2 {
        height: 260px;
        background-position: center;
    }
    #banner2-text-wrap {
        font-size: 16px;
    }
    #about_content {
        padding-top: 45px;
    }
    #about_content-title {
        font-size: 24px;
    }
    #about_content-title > span {
        padding: 0 15px;
    }
    #about_content-subtitle {
        font-size: 16px;
    }
}

#footer-about {
  font-size: 13px;
}
#products_content-items {
  font-size: 15px;
}