index.wxss
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.main_bar {
width: 100%;
border-top: 1rpx solid #ebebeb;
position: fixed;
bottom: 0;
left: 0;
z-index: 10000;
display: flex;
justify-content: space-around;
}
.tabbar_item {
position: relative;
height: 100%;
float: left;
text-align: center;
padding: 0px 0;
}
.tab_img {
display: flex;
justify-content: center;
align-items: center
}
.nav_imgage {
height: 52rpx;
width: 52rpx;
background-position: center;
background-repeat: no-repeat;
background-size: 100%;
}
.cart_num {
top: 0;
background-color: red;
color: #fff;
font-size: 20rpx;
border-radius: 50%;
width: 40rpx;
line-height: 40rpx;
height: 40rpx;
position: absolute;
z-index: 100;
right: 30rpx;
}