.head{
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100vw;
    height: 180rpx;
    background-color: #ffffff;
    margin: 20rpx 0;
}
.user_img{
    width: 140rpx;
    height: 140rpx;
    border-radius: 50%;
    overflow: hidden;
    margin-left: 20rpx;
}
.user_img image{
    width: 100%;
    height: 100%;
    border-radius: 50%;
}
.change_img{
    font-size: 32rpx;
    margin-right: 34rpx;
}

/* 提交按钮 */
.submit{
    width: 300rpx;
    margin: 40rpx auto;
}