body {
    background: #111;
}
.site-header .search-box .form-control {
    color: #fff;
}
.menu > li > a {
    color: #aaa;
    background: rgba(0,0,0,0.5);
}

.func-nav li.b1 {
    display: none;
}
.func-nav li a {
    padding: 10px;
    font-size: 17px;
    line-height: 20px;
    height: 63px;
    box-sizing: border-box;
}
.func-nav li a:before {
    display: block;
    margin: 0 auto;
    background-image: url(../images/index/topnav_ic.png);
    width: 25px;
    height: 25px;
}
.func-nav li.b2 a {
    background: #000;
    color: #7E7E7E;
}
.func-nav li.b2 a:hover {
    background: #333;
    color: #fff;
}
.func-nav li.b3 a:hover {
    color: #161211;
}
.func-nav li.b2 a:before {
    background-position: 0 0;
}
.func-nav li.b3 a:before {
    background-position: 100% 0;
}
.func-nav li.b2 a:hover:before {
    background-position: 0 100%;
}
.func-nav li.b3 a:hover:before {
    background-position: 100% 100%;
}
.func-nav .qty {
    position: absolute;
    left: 50%;
    margin: 0 0 0 3px;
    top: 8px;
    min-width: 22px;
    height: 22px;
    line-height: 22px;
}

.site-main .container {
    padding-bottom: 60px;
}
.not-found-txt {
    padding: 50px 0 0;
}
.tyr-txt {
    width: 560px;
    margin: 0 auto;
    color: #aaa;
    font-size: 14px;
}
.tyr-txt a {
    text-decoration: underline;
    color: #ddd;
}
.tyr-txt a:hover {
    text-decoration: none;
}
.ibtn.gohome {
    display: block;
    background-image: url('../images/404/btn_gohome.png');
    width: 249px;
    height: 58px;
    margin: 50px auto 0;
}
.btn.goback {
    display: block;
    color: #fff;
    font-size: 18px;
    width: 160px;
    line-height: 36px;
    margin: 30px auto 0;
    position: relative;
}
.btn.goback:before,
.btn.goback:after {
    content: '';
    display: block;
    position: absolute;
    background: rgba(255,255,255,0.2);
    border: 1px solid #aaa;
    -webkit-transition: all 0.3s;
    -o-transition: all 0.3s;
    transition: all 0.3s;
}
.btn.goback:before {
    top: -2px;
    left: -2px;
    bottom: 2px;
    right: 2px;
}
.btn.goback:after {
    top: 2px;
    left: 2px;
    bottom: -2px;
    right: -2px;
}
.btn.goback:hover:before,
.btn.goback:hover:after {
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.1);
}