/* Bootstrap 3 grid (minimal, used by About content) */
.row { margin-left: -15px; margin-right: -15px; }
.row::before, .row::after { content: " "; display: table; }
.row::after { clear: both; }
.col-md-4 {
    position: relative; min-height: 1px;
    padding-left: 15px; padding-right: 15px;
    box-sizing: border-box;
    float: left; width: 100%;
}

.aboutus_panel { min-height: 550px; }

#about_us_profile {
    background-image: url('/images/about/bg_white.png');
    background-size: 100%;
    background-repeat: no-repeat;
    padding: 0 10px;
}

#about_us_competitive {
    background-image: url('/images/about/competitive_bg.png');
    background-size: 100%;
    background-repeat: no-repeat;
    padding: 0 10px;
}

/* 取代 HTML width="80%" attribute，響應式圖片 */
img {
    max-width: 100%;
    height: auto;
}