如何将父级(relative
位置)的高度设置为其子级的高度?
看看这支笔,看看它的作用。
blockquote {
position: relative;
width: 100%;
height: auto;
margin: 0 auto;
color: #edf0f9;
overflow: hidden;
}
blockquote img {
width: 5.5rem;
height: 5.5rem;
border-radius: 50%;
position: absolute;
top: 0;
right: 1rem;
z-index: 2;
}
blockquote .name-block {
padding: 0.1rem 2rem 0.1rem 0.5rem;
background-color: #6e7480;
font-size: 0.8rem;
position: absolute;
top: 2rem;
right: 5rem;
z-index: 1;
}
blockquote .pos-block {
padding: 0.1rem 3rem 0.1rem 0.5rem;
background-color: #6e7480;
font-size: 0.8rem;
position: absolute;
top: 3.6rem;
right: 4rem;
z-index: 1;
}
blockquote .txt-block {
background-color: #2b2d32;
padding: 5rem 1rem 1rem 1.8rem;
position: absolute;
top: 1.5rem;
right: 0;
}
blockquote .txt-block:before {
content: '';
position: absolute;
left: 1rem;
top: 4.5rem;
border-left: 2px solid #6e7480;
height: calc(100% - 5rem);
}
<blockquote>
<img src="http://7108-presscdn-0-78.pagely.netdna-cdn.com/wp-content/uploads/2013/09/person-to-person-business.jpg" />
<span class="name-block">John Doe</span>
<span class="pos-block">A mannager</span>
<div class="txt-block">Lorem ipsum dolor sit amet, consectetur adipisicing elit. Voluptate iste ipsam facere reprehenderit iure odio voluptatem quod voluptatibus natus officiis. Consequatur eius architecto deleniti beatae sapiente laboriosam tempora, deserunt officia asperiores
incidunt ea accusantium debitis blanditiis nesciunt ex minus ipsam nobis unde in distinctio, vero alias magni dolorum dolore? Debitis non aspernatur quis minus laboriosam. Voluptates maxime consequatur doloremque accusantium esse aperiam, voluptate
voluptas officiis perspiciatis, minus sed ab voluptatum nisi cumque sapiente illo culpa a magnam ducimus omnis animi cum dignissimos? Vero quaerat quisquam ipsam libero porro nulla fugit repellat, accusantium, quidem, laudantium perspiciatis cupiditate
vel dolore aliquid sapiente rem dolorem voluptatem architecto minus facilis eos expedita alias nesciunt dolores. Eum eos architecto, eveniet illo, sit doloribus, debitis possimus non placeat quibusdam odio quidem ab dicta dolorum blanditiis accusamus.
Perferendis veniam officiis rem, ex iusto nesciunt! Sit incidunt saepe ab velit, adipisci totam rerum nostrum fugit, architecto deserunt ea!
</div>
</blockquote>
我将blockquote
元素位置设置为relative
并将其子元素设置为absolute
,当overflow
父元素hidden
的高度设置为blockquote
自动设置为0并且内容仅显示时overflow: visible
或高度严格设置时。