/* 地址栏 */

.address {
    position: relative;
    padding-bottom: 55px;
    height: 120px;
    background-color: #1A1A1A;
}

.address .addr {
    margin: 0px auto 0px auto;
    padding-top: 24px;
    width: 280px;
    height: 73px;
    color: #FFFFFF;
    font-size: 14px;
    text-align: center;
}

.north {
    position: absolute;
    top: -29px;
    left: calc( 50% - 26px);
    width: 57px;
    height: 52px;
}

.north img {
    width: 57px;
    height: 52px;
}

/* 脚部 */

footer {
    position: fixed;
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    flex-wrap: wrap;
    bottom: 0;
    width: 100%;
    max-width: 640px;
    min-width: 320px;
    height: 55px;
    background-color: #0169CA;
    z-index: 9999;
}

.foot-block {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.foot-coin {
    width: 26px;
    height: 26px;
}

#fc1 {
    background: url(../img/foot-coin4.png);
    background-size: 26px auto;
}

#fc2 {
    background: url(../img/foot-coin3.png);
    background-size: 26px auto;
}

#fc3 {
    background: url(../img/foot-coin2.png);
    background-size: 26px auto;
}

#fc4 {
    background: url(../img/foot-coin1.png);
    background-size: 26px auto;
}

.foot-block span {
    width: 60px;
    height: 18px;
    color: #FFFFFF;
    font-size: 15px;
    font-weight: bold;
    text-align: center;
    font-family: "Helvetica-regular";
}