jiemeng/pages/index3/index.wxss

.main {
    align-items: center;
    display: flex;
    flex-direction: column;
}

.title {
    font-size: 46rpx;
    font-weight: 700;
    padding: 40rpx 0;
}

.img {
    height: 380rpx;
    width: 380rpx;
}

.btn {
    margin-top: 20px;
    width: 90%;
}