html, body,.top-bar { min-width: 1100px;}
.content{
    /* background-color: rgba(255, 255, 255, 0.5); */
}
#hightlight-border{
    border-top:3px solid #f4930a;
}
html{
    background-image: url("../images/background/main-background.jpg");
    background-attachment: fixed;
    background-size: 100% 100%;
    background-repeat: no-repeat;
    /* user-select: none; */
    /* background-repeat: no-repeat; */
}
i{
    user-select:none;
}
/* 导航栏 */
.top-bar{
    height: 70px;
    width: 100%;
    display: flex;
    /* justify-content: space-evenly; */
    justify-content: space-around;
    background-color: #920000;
    position: fixed;
    /* position: sticky; */
    /* top: 0px; */
    z-index: 999;
}
.logo img{
    height: 50px;
    width: 309px;
    margin-top: 10px;
}
.nav ul{
    display: flex;
}
.nav li{
    width: 100px;
    text-align: center;
}
.nav a{
    color: white;
    line-height: 70px;
    font-size: 18px;
    font-weight: bold;
}
.nav a:hover{
    color: rgb(230, 204, 157);
    transition: 0.2s all;
    
}
.nav li:hover{
    background-color: #C81E25;
    transition: 0.4s all;
}
/* 版权栏 */
.copyright{
    width: 100%;
    height: 350px;
    margin-top: 35px;
    background-color: rgba(0, 0, 0, 0.767);
    position: relative;
}
.frind-link{
    position: relative;
    top:20%;
    width: 70%;
    margin:0 auto;
}
.frind-link ul{
    display: flex;
    justify-content: space-between;
}
.frind-link li{
    /* 设置竖向排列文字 */
    writing-mode: tb-rl;
}
.frind-link a{
    color: gray;
    font-size: 20px;
}
.frind-link a:hover{
    color: white;
}
.CPC-bottom-flag img{
    height: 100px;
    width: 100px;
    position: absolute;
    bottom: 10%;
    left: 45%;
}
.copyright-description{
    position: absolute;
    bottom: 10px;
    left: 35%;
    font-size: 15px;
    font-weight: bold;
    color: white;
}
a{
    transition:0.2s all;
}
@media only screen and (min-width: 1100px) {
    html, body { min-width: 1100px; }
}