/* BASIC css start */
.footer {margin-top:50px; text-align:center; font-size:0; padding:50px 0 20px; background:#000 url(https://www.joynjoy.com/design/bigjoy/m/logo_footer.jpg) no-repeat 50% 13px; background-size:100px;}
.footer > div {display:inline-block; width:90%; vertical-align:top;}
.footer > div p {font-size:11px; line-height:1.4; color:#c9c9c9;}
.footer > div p a {color:#c9c9c9; vertical-align:top; font-size:inherit;}

.no-footer-margin ~ .footer {margin-top:0}

.footer-info {padding:5px 0 10px; border-top:1px solid #333; background:#232323; text-align:center;}
.footer-info a {margin:0 10px; color:#fff; font-size:12px;}

.copy {padding:14px 0 17px; border-top:1px solid #333; background:#232323;}
.copy p {color:#c4c4c4; font-size:10px; line-height:18px; text-align:center;}

.btn-top{
    position:fixed;
    right:15px;
    bottom:15px;
    height:45px;
    z-index:900;
    margin:0;
    padding:0;
    width:45px;
    line-height: 50px;
    background-color: rgba(0, 0,0,0.55);
    color: #fff;
    border:0;
    font-size: 25px;
    border-radius: 100%;
    box-shadow: 0 0 2px rgba(255,255,255,0.5);
    opacity: 0;
    transition: opacity .5s;
    z-index: -1;
    outline:0;
}
.btn-top.on {
    opacity:1;
    z-index:100;
}
/* BASIC css end */