body{
    position: relative;
}
#main{
    min-height: 100vh;
    width: 100%;
    position: relative;
    z-index: 2;
    padding-bottom: 80px;
}
.main-bg{
    width: 100%;
    height: 600px;
    background: url('../images/background.jpg') no-repeat center;
    background-size: 100% 100%;
    position: absolute;
    top: 0;
    left: 0;
}
#main .main-top{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 10px 20px 5px;
}

#main .main-top .mt-left{
    display: flex;
}
#main .main-top .mt-left .login-register{
    margin-left: 10px;
    padding: 2px 10px 1px;
    background-color: #fff;
    font-size: 12px;
    color: #7B7A80;
    font-weight: bold;
    border-radius: 12px;
    line-height: 20px;
}

#main .main-top .mt-left img{
    width:29px;
    height: 100%;
}

#main .main-top .mt-right img{
    width:30px;
    height: 100%;
}

/* banner */
.banner{
    width: calc(100% - 20px);
    padding: 0 10px;
    border-radius: 15px;
}

/* menu */
.menu{
    margin-top: 3px;
    display: flex;
    flex-wrap: wrap;
    padding: 10px 8px;
    background-color: #fff;
}
.menu img{
    flex: none;
    width: 50%;
}

/* 趋势图 */
.line-chart{
   
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    padding: 0px 0px;
    background-color: #fff;
}
.line-chart .line-chart-item{
    box-sizing: border-box;
    flex: none;
    width: 33.3%;
    background:url('../images/chart1.png') no-repeat center;
    background-size: 100% 100%;
    padding: 10px 10px 35px;
}
.line-chart .line-chart-item:nth-child(2){
    background-image: url('../images/chart2.png');
}
.line-chart .line-chart-item:nth-child(3){
    background-image: url('../images/chart3.png');
}
.line-chart .line-chart-item div:nth-child(1){
    font-weight: bold;
    color: #7B7A80;
    font-size: 14px;
}
.line-chart .line-chart-item div:nth-child(2),.line-chart .line-chart-item div:nth-child(3){
    font-weight: bold;
    color: #20B885;
    font-size: 13px;
}
.line-chart .line-chart-item div:nth-child(3){
    font-size: 12px;
}
.line-chart .line-chart-item.active div:nth-child(2),.line-chart .line-chart-item.active div:nth-child(3){
    color: #FF4B64;
}

/* usdtmarket */
.usdt-list{
    margin-top: 8px;
    background-color: #fff;
    padding: 10px 15px;
}
.usdt-list .usdt-list-title{
    font-size: 16px;
    font-weight: bold;
    color: #57585E;
}
.usdt-list .usdt-list-item{
    box-shadow: 2px 0px 5px 0px rgba(0,0,0,0.15);
    border-radius: 6px;
    padding: 10px;
    margin: 8px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.usdt-list .usdt-list-item .list-item-left{
    display: flex;
    align-items: center;

}
.usdt-list .usdt-list-item .list-item-left img{
    height: 22px;
    width: 22px;
    margin-right: 5px;
}
.usdt-list .usdt-list-item .list-item-left .text{
    display: flex;
    flex-direction: column;
    align-items: center;
    font-weight: bold;
    color: #57585E;
    font-size: 16px;
}
.usdt-list .usdt-list-item .list-item-left .text span:nth-child(2){
    font-weight: normal;
    color: #747782;;
    font-size: 12px;
    margin-top: 3px;
}


.usdt-list .usdt-list-item .list-item-right{
    display: flex;
    flex-direction: column;
    align-items: self-end;
    font-weight: bold;
    color: #212239;
    font-size: 16px;
}
.usdt-list .usdt-list-item .list-item-right .percent{
    color: #4A9AFF;
    background-color: #C8E1FF;
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 12px;
    font-weight: normal;
    margin-top: 3px;
}

.usdt-list .usdt-list-item:last-child{
    margin-bottom: 0;
}


/* tabBar */
.tab-bar{
    display: flex;
    justify-content: space-around;
    box-shadow: 2px 0px 15px 0px rgba(0,0,0,0.22);
    position: fixed;
    bottom: 0;
    width: 100%;
    padding: 10px 0;
    z-index: 3;
    background-color: #fff;
}
.tab-bar .bar-item{
    display: flex;
    flex-direction: column;
    align-items: center;
    color: #696969;
    font-size: 12px;
}
.tab-bar .bar-item img{
    height: 36px;
    width: 36px;
    

}