<div class="recommend6">
    <div class="recommend-head">
        <div class="title">{{ recommend.title }}</div>
        <div class="subtitle">{{ recommend.explain }}</div>
        <el-link :href="$router.question_category" :underline="false">更多<i class="el-icon-arrow-right el-icon--right"></i></el-link>
    </div>
    <div class="recommend-body">
        <a v-for="item in recommend.list" :key="item.id" :href="$router.problem_index + '?id=' + item.id" class="item">
            <div class="title">{{ item.title }}</div>
            <div class="group">
                <div class="total">共{{ item.item_number }}题</div>
                <div class="people">{{ item.fake_sales + item.answer }}人已答题</div>
                <div class="button"><i class="iconfont icon-19-lianxi"></i>练习</div>
            </div>
        </a>
    </div>
</div>