body {
    font-family: "lucida grande", "lucida sans unicode", lucida, helvetica, "Hiragino Sans GB", "MicrosoftYaHei", "WenQuanYi Micro Hei", sans-serif;
}
html,body{
    width: 100%;
    height: 100%;
    background-color: #0f1115;
    background-image: url('/images/background_01.webp');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed; /* ✅ keeps image fixed when you scroll */
}
.content{
    width:100%;
    height: 100%;
    overflow-y: scroll;
}
.btnBox{
    margin-top: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.btnBig{
    width: 250px;
    height: 70px;
    border-radius: 8px;
    padding: 16px 24px;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    cursor: pointer;
}

.bgf{
    background-color: #fff;
}
#van-overlay {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,.7);
    display: none;
}
#languageBox{
    border-radius: 20px 20px 0 0;
    width: 100%;
    height: 270px;
    position: fixed;
    background-color: #fff;
    bottom: 0px;
}
#languageBox > div {
    line-height: 50px;
    padding: 0px 16px;
    box-sizing: border-box;
}
.languageTitle {
    border-radius: 20px 20px 0 0;
    background-color: #f0f3f5;
}
.ModelList {
    height: 220px;
    overflow-y: scroll;
}
#languageBox ul li {
    display: flex;
    height: 50px;
    line-height: 50px;
    border-bottom: 1px solid #e3e5e8;
    box-sizing: border-box;
}
#languageBox ul li > div {
    flex: 1;
    margin-left: -65px; 
    text-align: center;
}
#preventTran {
    position: fixed;
    left: 0px;
    top: 0px;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: rgb(46, 46, 46);
    text-align: center;
    z-index: 99999;
}
.downloadlog {
    width: 250px;
    height: 200px;
}
.bgThemeColor {
    background-color: #ff0000;
}
.btnBig p {
  margin: 0;  /* removes default top/bottom spacing */
  line-height: 1.2; /* keeps them tight but readable */
}