body{
    margin: 0;
    padding: 0;
    background-color: #fff;
}

a{
    text-decoration:none;
    color: black;    
}
img{
    width: auto\9;
    width: 100%;
    height: auto;
}

#nav-bgc{
    background-color: #fff;
}

#login-button{
    color: #333;
    border: 1px solid #333;
}
#sub-menu{
    background-color: #fff;
}
#sub-menu a{
    color: #0172ec;
}

#faq-box{
    width: 100%;
    min-height: 100vh;
    background-color: #f3f4f6;
    padding-top: 3vh;
    overflow: hidden;
}
#faq-content-box{
    width: 90%;
    margin: 0 auto;
}
#faq-content-box-nav{
    width: 100%;
    overflow-x: auto;
    margin-bottom: 2vh;
}
#faq-content-box-nav::-webkit-scrollbar {
    display: none; /* 对于 WebKit 浏览器 */
  }
#faq-content-box-title{
    font-size: 6vw;
    font-weight: bold;
    color: #000;
    margin-bottom: 3.5vh;
}
#faq-content-box-nav ul{
    white-space: nowrap; 
    padding: 0; 
    margin: 0; 
    list-style: none; 
    width: 100%; 
}
#faq-content-box-nav ul li{
    display: inline-block; 
    margin-right: 10px; 
    font-size: 4vw;
    color: #999;
    font-weight: bold;
}

.faq-content-box-content{
    background-color: #fff;
    border-radius: 10px;
    width: 90%;
    padding: 0 5%;
    padding-bottom: 2vh;
}

.single-msgBox{
    padding-bottom: 2vh;
    border-bottom: 1px solid #f3f4f6;
}
.single-msgBox-title{
    display: block;
    font-size: 4vw;
    color: #666;
    padding: 2vh 0;
}
.single-msgBox-content{
    background-color: #f3f4f6;
    border-radius: 10px;
    width: 90%;
    padding: 2vh 5%;
}
.single-msgBox-content-text{
    font-size: 3.5vw;
    color: #999;
    display: block;
}
.single-msgBox-content-text-link{
    color: #0172ec;
}
.RefundAndReturnTheProductBtn{
    color: #0172ec;    
    text-decoration: none;
}

/* 隐藏弹窗 */
.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.4);
}

/* 弹窗内容样式 */
.modal-content {
    background-color: #fefefe;
    margin: 8% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
}