.project_Loop{
    width: 100%;
    overflow: hidden;
}
.project_Loop a{
    display: block;
    width: 300px;
    height: 300px;
    float: left;
    margin-left: 10px;
    position: relative;
    margin-bottom: 20px;
}
.project_Loop a:nth-child(1N){
    margin-left: 0;
    margin-right: 15px;
}
.project_Loop a:nth-child(2N){
    margin-left: 0;
    margin-right: 15px;
}
.project_Loop a:nth-child(3N){
    margin-left: 0;
    margin-right: 0;
}
.project_Loop_img{
    width: 300px;
    height: 300px;
    display: block;
}
.project_Loop_backdrop{
    width: 300px;
    height: 300px;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    opacity: 0.7;
    display: none;
}
.project_Loop_show{
    width: 300px;
    height: 300px;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
    background-color: transparent;
    display: none;
}
.project_Loop a:hover .project_Loop_backdrop{
    display: block;
}
.project_Loop a:hover .project_Loop_show{
    display: block;
}
.lvjiua{
    display: block;
    margin: auto;
    margin-top: 100px;
    margin-bottom: 18px;
}
.description_Title_Title{
    width: 100%;
    overflow: hidden;
    font-size: 18px;
    font-weight: 600;
    color: white;
    text-align: center;
    margin-bottom: 13px;
}
.project_Loop_show_present{
    width: 100%;
    overflow: hidden;
    font-size: 13px;
    color: #c6c6c6;
    text-align: center;
    margin-bottom: 13px;
}