.about .about-banner {
    background: url(/assets/img/about/about_banner.jpg) no-repeat center;
    height: 980px;
}

.about .about-banner .nav {
    display: block;
    color: #ffffff;
    background-color: rgba(0,0,0,.43);
    border-radius: 3px;
    text-align: center;
    padding: 10px;
    font-size: 16px;
    font-weight: bold;
}

.about .about-banner .nav:hover {
    background-color: rgba(255,255,255,.33);
    border-radius: 3px;
}

.about .introduction {
    height: 700px;
}

.about .introduction .logo img {
    max-width: 100%;
}

.about .description {
    color: #fff;
    letter-spacing: 1px;
}

.about .description h1 {
    font-weight: bold;
    letter-spacing: 4px;
    color: #fffefe;
    margin-bottom: 10px;
}

.about .description p {
    margin-bottom: 20px;
    font-size: 18px;
}

.about .description strong {
    font-size: 16px;
    line-height: 2;
    font-weight: 600;
}

.about .video, .about .profile {
    margin-bottom: 100px;
}

.about .profile p {
    font-size: 14px;
    color: #333;
    letter-spacing: 2px;
}

.about .profile h2 {
    text-align: center;
    font-size: 24px;
    color: #666;
    margin-bottom: 20px;
}

.about .about-contact {
    background: url(/assets/img/about/about_bg.jpg) no-repeat center;
}

.about .about-contact h2 {
    text-align: center;
}

.about .about-contact .about-address {
    margin-bottom: 20px;
}


.about .about-contact .about-address:not(:last-child) {
    border-right: 1px solid #ccc;
}

.about .about-address h3 {
    color: #666;
}

.about .about-contact .about-address .addr{
    height:40px;
}

.about .about-address p {
    color: #666666;
}

@media(max-width:768px) {
    .about .video, .about .profile {
        margin-bottom: 20px;
    }
}

@media(max-width:576px) {
    .about .about-contact .about-address .addr{
        height:60px;
    }
    .about .description {
        letter-spacing: 0;
    }

    .about .introduction {
        text-align: center;
    }

    .about .about-contact .about-address:not(:last-child) {
        border: none;
    }

    .about .description strong {
        line-height: 1.4;
    }

    .about .introduction .logo img {
        height: 120px;
    }

    .about .description h1 {
        font-size: 26px;
    }
}

/*privacy*/
.privacy .privacy-banner, .terms .terms-banner {
    background: url(/assets/img/privacy_banner.jpg) no-repeat;
    min-height: 320px;
}

.privacy .privacy-banner h1, .terms .terms-banner h1, .feedback .feedback-banner h1 {
    font-size: 50px;
    color: #333;
    text-align: center;
    line-height: 320px;
}

.privacy, .terms, .help {
    color: #666;
}

.privacy p, .terms p {
    line-height: 1.5;
}
/*feedback*/
.feedback .message {
    display: none;
    text-align: center;
    margin-bottom: 15px;
}

.feedback .message label {
    color: red;
    font-size: 20px;
    font-weight: bold;
}

.feedback .feedback-banner {
    background: url(/assets/img/feedback_banner.jpg) no-repeat;
    min-height: 320px;
}

.feedback .feedback-content {
    background: #fafafa;
    border-radius: 10px;
    padding: 30px;
}

.feedback .feedback-content strong {
    color: #666;
}

.feedback .feedback-content input {
    border: 1px solid #f0f0f0;
    border-radius: 3px;
    width: 80%;
    height: 34px;
    margin-top: 8px;
    margin-bottom: 20px;
}

.feedback .feedback-content textarea {
    border: 1px solid #f0f0f0;
    border-radius: 3px;
    resize: none;
    width: 100%;
    text-indent: 10px;
    margin-top: 8px;
    margin-bottom: 15px;
}

.feedback .feedback-content button {
    max-width: 260px;
    width: 100%;
    min-height: 46px;
    background-color: #ffa200;
    border-radius: 3px;
    color: #fff;
    outline: none;
    border: none;
    font-weight: bold;
}

.feedback #ValiCode {
    display: flex;
}

.feedback #ValiCode img {
    height: 34px;
    margin-top: 8px;
}

.feedback .vali-code {
    width: 60% !important;
}
/*help*/
.help .help-banner {
    background: url(/assets/img/help_banner.jpg) no-repeat;
    min-height: 320px;
}

.help .help-banner h1 {
    min-width: 213px;
    min-height: 49px;
    font-size: 50px;
    color: #ffffff;
    letter-spacing: 5px;
    line-height: 300px;
}

@media(max-width:768px) {
    .feedback .feedback-content input {
        width: 100%;
    }

    .feedback .vali-code {
        width: 60% !important;
    }

    .feedback .feedback-content {
        padding: 10px;
    }
}