@font-face {
    font-family: font;
    src: url(http://bilin.fun/font/%E5%AD%97%E9%AD%82%E9%BE%99%E5%90%9F%E6%89%8B%E4%B9%A6.ttf);
}
.nav-link:hover{
    background-color: rgba(0, 255, 255, 0.499);
}
.ul{
    float: left;
}
.u1{
    column-count: 3;
}

.u2{
    column-count: 2;
}
.item{
    text-align: left;
}
.u a{
    color: black;
    text-decoration:none;
    line-height:200%;
}
.u a:hover{
    color: dodgerblue;
    text-decoration:none;
}
.small-title{
    color:deepskyblue;
}
#offcanvasTopLabel{
    color:deepskyblue;
}
.offcanvas-top{
    height: 300px;
}
.footer {
    background-color: #f1f1f1;
    padding: 10px;
    text-align: center;
  }
.block{
    margin-left: 5%;
    width: 80%;
}
.game-block{
    margin: 10px 15px;
    float: left;
    border-radius: 5px;
    border-style:solid;
    border-width: 1px;
    border-color: rgba(128, 128, 128, 0.500);
    background-color: white;
    width: 183px;
    height: 181px;
}
.image{
    border: 0;
    width: 179px;
    height:137px;
}
.game-block:hover{
    border-width: 2px;
    border-color: blue;
}