html , body{
    font: -apple-system, BlinkMacSystemFont, Helvetica Neue, Helvetica, Arial, PingFang SC, Hiragino Sans GB, Microsoft YaHei, sans-serif;
}
.row{
    margin-left: 5%;
    margin-right: 5%;
}
nav{
    transition: transform 0.5s ease-in-out;
}
a{
    color: #111111 ;
}
a:hover{
    text-decoration: none;
    color:#111111 ;
}
.active{
    font-weight: bolder;
}
.homepage{
    margin-left: 5%;
    margin-top: 18px;
    user-select: none;
}
.content{
    text-decoration: none;
    list-style-type: none;
    color: #f2f1ec;
    margin-top:18px;
    margin-right: 5%;
}
.content_work{
    height: 20px;
    overflow: hidden;
    user-select: none;
    display: inline-block;
}
.content_work span{
    padding-left: 16px;
    display: block;
    transition: 0.3s ease-in-out;
}
.content_work span:hover{
    transform: translateY(-50%);
}
.content_mail {
    text-align: right;
    font-size: 16px;
    height: 20px;
    overflow: hidden;
    user-select: none;
    display: inline-block;
}
.content_mail  span{
    display: block;
    transition: 0.3s ease-in-out;
}
.content_mail span:hover{
    transform: translateY(-50%);
}
.navbar{
    width: 100%;
    height: 60px;
    top: 0;
    left: 0;
    border-radius: 0;
    position: fixed;
    z-index: 10;
}
.item{
    padding: 5px;
}
.title{
    transform: none;
    margin-bottom: 32px;
}
.item a img{
    transition:  0.4s ease-in-out;
    border-radius: 16px;
}
.item a img:hover{
    transform: scale(0.98);
}
.icp a{
    font-size: 12px;
    color: #999999;
    text-decoration: none;
    padding: 0;
    margin: 0;
}
.line{
    background: #2b2b2b;
    height: 1px;
    margin-bottom: 24px;
}
@media (max-width: 1200px) {
    .row{
        margin: 0;
        padding: 0;
    }
}