.jumboru{
 height: 300px;
 background-image: url(https://images.cnblogs.com/cnblogs_com/Jiiiin/1664337/o_200308094113mountain-photography-2.jpg);
background-size: 600px 300px ;
text-align:center;
font-size: 6rem;
color: #fff;
}
#navigator {

}

#home {
border-radius: 1rem;
 margin-top: -3rem;
padding: 3rem 2rem 3rem 2rem;

}

#sidebar_toptags ul{
    display:flex;
    justify-content:start;
    flex-direction: row;
    flex-wrap: wrap;
}
#sidebar_toptags ul li{
   padding: 0.2rem 0.5rem;
    font-size: 0.7rem;
    font-weight: 600;
    font-family:Arial, Helvetica, sans-serif;
    line-height: 1.5;
    border-radius: 0.8rem;
    margin: 0.2rem;
    color: #fff;
    opacity: 1;    
    background-image: linear-gradient(-45deg, #29bdd9 0%, #276ace 100%);
    background-size: cover;
}
#sidebar_toptags ul li:hover {
    box-shadow: 0rem 0rem 0.2rem 0.1rem rgba(0, 0, 0, 0.548);
  }
#sidebar_toptags ul li a{
    color: #fff;
   outline: none;
}