* {
    webkit-focus-ring-color: rgba(0, 0, 0, 0);
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
}

html, body, div, input, button, span, a, img, ul, ol, li, dl, dt, dd, p, b, i, h1, h2, h3, h4, h5, h6, hr {
    padding: 0;
    margin: 0;
    border: 0;
    list-style: none;
    text-decoration: none;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    outline: 0;
}

html, body {
    font-family: "Microsoft YaHei", "Microsoft YaHei", "Helvetica Neue", Arial, HelveticaNeue, Helvetica, "BBAlpha Sans", sans-serif;
    color: #333;
    background: #ffffff;
    font-size: .2rem;
}

.container {
    max-width: 750px;
    margin: 0 auto;
    background: #ffffff;
}

.header-container {
    background-color: #1d1d1d;
    width: 100%;
    height: 50px;
    position: relative;
}

.header-container .logo-img {
    height: 75%;
    position: absolute;
    top: 0.8rem;
    left: .40rem;
}

.menu-btn {

}

.menu-btn img {
    position: absolute;
    right: 5%;
    top: 20%;
    width: 40px;
}

.menu-sel-box {
    width: 100px;
    height: 160px;
    position: absolute;
    top: 55px;
    right: 1.0rem;
    color: #fff;
    background-color: #363636;
    padding: 5px;
    border-radius: 10px;
    display: none;
    z-index: 999;
}

.menu-sel-box {
    right: 0.05rem;
}

.menu-sel-box a {
    font-size: 14px;
    display: block;
    text-align: center;
    cursor: pointer;
    margin-top: 10px;
    color: #ffffff;
}

.menu-sel-box a.active,
.menu-sel-box a:hover,
.language-sel-box a.active,
.language-sel-box a:hover {
    color: #ffed7d;
}

.content-container {
    position: relative;

}

.content-header {
    height: 30px;
    margin-top: 10px;
    font-size: 15px;
}

iframe {
    border: none;
    width: 95%;
    margin-left: 2.5%;
    height: 90vh;
}
.content-body{
    height: 100%;
    min-height: 90vh;


}
.content-body-img {
    margin-top: 10px;
    margin-bottom: 10px;
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    gap: 8px;
    padding: 0;
    width: 100%;
    height: 45vh;



}

.content-body-img img {
    width: 45%;
    height: 100%;
    scroll-snap-align: start;
    flex-shrink: 0;
}

.footer-container {
    background-color: #1d1d1d;
    font-size: 15px;
    color: #fff;
    height: 60px;
    position: relative;
    text-align: center;
    bottom: 0;
    width: 100%;
    left: 50%;
    transform: translateX(-50%);
    max-width: 750px;
    padding-top: 20px;
}