body{
    margin: 0;
    padding: 0;
}

.main-page-bg{
    background-position: center;
    background-repeat: no-repeat;
    background-size: 100%;

}

.main-page-description,.main-page-title{
    text-shadow: 1px 1px 5px rgba(0,0,0,0.5)
}

/*Title 部分*/
.main-page-title{
    padding-top: 50px;
    font-family: Verdana;
    text-align: center;

}
.main-page-title-link{
    text-decoration: none;
    color: rgba(219, 240, 180, 0.75);
}

/*Description 部分*/
.main-page-description{
    text-align: center;
    color: rgba(50, 50, 50, 0.75);
}

/*导航部分*/
.nav
{
    text-align: center;
    margin-bottom: 50px;
}
.page-link{
    text-align: center;
    color: rgba(255,255,255,0.5);
    text-shadow: 1px 1px 5px rgba(0,0,0,0.5);
    text-decoration: none;

}
.nav::before, .nav::after {

    content: '';
    padding: 0 1px;
    width: 100%;
    height: 1px;
    background: linear-gradient(to right,rgba(255,255,255,0) 0%,#fff 50%,rgba(255,255,255,0) 100%);

}



/*底部*/
footer{
    clear: both;
    display: block;
    text-align: center;
    margin: 0px auto;
    position: absolute;
    bottom: 2%;
    width: 99%;

}
.copyright ,.poweredby{
    font-size: 50%;
    text-align: center;
}