老师麻烦帮我看一下第一个家电图片为啥自己占一行啊
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<p class="name">小米10至尊纪念版</p>
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<img src="./images/phone.png" alt="">
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<p class="name">小米10至尊纪念版</p>
<p class="price">5200元</p>
</a>
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<a href="#">
<div class="img-box">
<img src="./images/phone.png" alt="">
</div>
<p class="name">小米10至尊纪念版</p>
<p class="price">5200元</p>
</a>
</li>
<li>
<a href="#">
<div class="img-box">
<img src="./images/phone.png" alt="">
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<p class="name">小米10至尊纪念版</p>
<p class="price">5200元</p>
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<span>小米手机至尊版</span>
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<span>小米手机至尊版</span>
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<p>米粉卡</p>
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<img class="item-img" src="./images/phone-right.jpg" alt="">
<p class="item-name">小米10至尊纪念版</p>
<p class="item-desc">120X 变焦/120W秒充/120Hz屏幕</p>
<p class="item-price">5299元起</p>
</a>
</div>
<div class="item">
<a href="#">
<img class="item-img" src="./images/phone-right.jpg" alt="">
<p class="item-name">小米10至尊纪念版</p>
<p class="item-desc">120X 变焦/120W秒充/120Hz屏幕</p>
<p class="item-price">5299元起</p>
</a>
</div>
<div class="item">
<a href="#">
<img class="item-img" src="./images/phone-right.jpg" alt="">
<p class="item-name">小米10至尊纪念版</p>
<p class="item-desc">120X 变焦/120W秒充/120Hz屏幕</p>
<p class="item-price">5299元起</p>
</a>
</div>
<div class="item">
<a href="#">
<img class="item-img" src="./images/phone-right.jpg" alt="">
<p class="item-name">小米10至尊纪念版</p>
<p class="item-desc">120X 变焦/120W秒充/120Hz屏幕</p>
<p class="item-price">5299元起</p>
</a>
</div>
<div class="item">
<a href="#">
<img class="item-img" src="./images/phone-right.jpg" alt="">
<p class="item-name">小米10至尊纪念版</p>
<p class="item-desc">120X 变焦/120W秒充/120Hz屏幕</p>
<p class="item-price">5299元起</p>
</a>
</div>
<div class="item">
<a href="#">
<img class="item-img" src="./images/phone-right.jpg" alt="">
<p class="item-name">小米10至尊纪念版</p>
<p class="item-desc">120X 变焦/120W秒充/120Hz屏幕</p>
<p class="item-price">5299元起</p>
</a>
</div>
<div class="item">
<a href="#">
<img class="item-img" src="./images/phone-right.jpg" alt="">
<p class="item-name">小米10至尊纪念版</p>
<p class="item-desc">120X 变焦/120W秒充/120Hz屏幕</p>
<p class="item-price">5299元起</p>
</a>
</div>
<div class="item">
<a href="#">
<img class="item-img" src="./images/phone-right.jpg" alt="">
<p class="item-name">小米10至尊纪念版</p>
<p class="item-desc">120X 变焦/120W秒充/120Hz屏幕</p>
<p class="item-price">5299元起</p>
</a>
</div>
</div>
</div>
<div class="big-img">
<a href="#">
<img src="./images/phone_ad.jpg" alt="">
</a>
</div>
</div>
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<div class="elc">
<h3 class="title">家电</h3>
<div class="elc-box">
<div item="item elc-item">
<a href="#">
<img src="./images/elc-left.jpg" alt="">
</a>
</div>
<div class="item">
<a href="#">
<img class="item-img" src="./images/elc-right.jpg" alt="">
<p class="item-name">Red 红米电视 70寸</p>
<p class="item-desc">70英寸震撼巨屏，4K画质，细腻如真</p>
<p class="item-price">3199元<del>3799元</del></p>
</a>
</div>
<div class="item">
<a href="#">
<img class="item-img" src="./images/elc-right.jpg" alt="">
<p class="item-name">Red 红米电视 70寸</p>
<p class="item-desc">70英寸震撼巨屏，4K画质，细腻如真</p>
<p class="item-price">3199元<del>3799元</del></p>
</a>
</div>
<div class="item">
<a href="#">
<img class="item-img" src="./images/elc-right.jpg" alt="">
<p class="item-name">Red 红米电视 70寸</p>
<p class="item-desc">70英寸震撼巨屏，4K画质，细腻如真</p>
<p class="item-price">3199元<del>3799元</del></p>
</a>
</div>
<div class="item">
<a href="#">
<img class="item-img" src="./images/elc-right.jpg" alt="">
<p class="item-name">Red 红米电视 70寸</p>
<p class="item-desc">70英寸震撼巨屏，4K画质，细腻如真</p>
<p class="item-price">3199元<del>3799元</del></p>
</a>
</div>
<div item="item elc-item">
<a href="#">
<img src="./images/elc-left.jpg" alt="">
</a>
</div>
<div class="item">
<a href="#">
<img class="item-img" src="./images/elc-right.jpg" alt="">
<p class="item-name">Red 红米电视 70寸</p>
<p class="item-desc">70英寸震撼巨屏，4K画质，细腻如真</p>
<p class="item-price">3199元<del>3799元</del></p>
</a>
</div>
<div class="item">
<a href="#">
<img class="item-img" src="./images/elc-right.jpg" alt="">
<p class="item-name">Red 红米电视 70寸</p>
<p class="item-desc">70英寸震撼巨屏，4K画质，细腻如真</p>
<p class="item-price">3199元<del>3799元</del></p>
</a>
</div>
<div class="item">
<a href="#">
<img class="item-img" src="./images/elc-right.jpg" alt="">
<p class="item-name">Red 红米电视 70寸</p>
<p class="item-desc">70英寸震撼巨屏，4K画质，细腻如真</p>
<p class="item-price">3199元<del>3799元</del></p>
</a>
</div>
<div class="item-last">
<div></div>
<div></div>
</div>
</div>
<div class="big-img">
<a href="#">
<img src="./images/phone_ad.jpg" alt="">
</a>
</div>
</div>
<!-- 家电结束 -->
</div>
</div>
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img-box宽度为什么设置100%，看了一下也没给它的父级容器设置宽度啊？
input距离上面是13px，button按钮距离上面为啥是16px，他两不是一边齐的吗，16是怎么计算出来的？
不可选
老师帮忙看一下我这输入框和右面图标之间总有缝隙，怎么回事
老师这地方完全不明白，麻烦详细解答一下，为啥把三角放在顶部要设置为bottom:0这不是距离底部为0吗，已经设置了left50%让它居中了为啥还要设置margin-left为-8px？
这地方居中为啥这么写，为啥不能直接设置居中，用margin:0 auto呢
不太明白这地方没有文字，放的图片为啥用i标签呢？是不是也可以用其他标签呢
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