使用 “after” 进行定位。

huangapple go评论78阅读模式
英文:

Positioning with after

问题

我从11:30到16:00观看了前端。结果产生了以下屏幕截图:

拍卖现场

如何使用以下属性:

top: 50%;
left: 0;
transform: translateY(-50%) translateX(-40%);

来突出显示字母"L"并加上紫色圆圈,就像屏幕截图中显示的那样?请用图片展示。

我希望有人帮助我进行布局。

英文:

I watched from 11:30-16:00 Frontend. As a result

	<div class="title-wrapper">
		<h2 class="title title--purple"><span>Live Auctions</span></h2>
	</div>
	.title {
		font-family: 'Oxanium',
		font-weight: 700;
		font-size: 64px;
		line-height: 130px;
		color: #F5FBF2;
		position: relative;

		&:after {
		  content: '';
		  position: absolute;
		  top: 50%;
		  left: 0;
		  transform: translateY(-50%) translateX(-40%);
		  background: #8613A5;
		  width: 110px;
		  height: 110px;
		  border-radius: 50%;			
		}

		span {
		  text-align: center;
		  position: relative;
		  z-index: 2;	
		}
	}

	.title-wrapper {
		display: flex;
		justify-content: center;
	}

produces the following screenshot

Live Auctions

How properties

	  top: 50%;
	  left: 0;
	  transform: translateY(-50%) translateX(-40%);

allow you to highlight the letter L with a lilac circle, as in the screenshot? Show it in a picture.

I want that someone help me with layout.

答案1

得分: 0

  • 最初,圆的左上角与文本块的左上角相同(块以黄色突出显示)。请注意,line-height: 130px 使块的高度大大超过文本高度。

  • top: 50% 之后(50% 相对于文本块的高度),圆被垂直定位,因此它的上部点位于文本块的中间。

  • transform: translateY(-50%) 之后(50% 相对于圆的高度),圆被垂直移动,使其中心位于先前的上部点位置。

  • translateX(-40%) 水平移动圆,使其向左移动了圆的宽度的 40%。

英文:
  • Initially, the top left of the circle is the same as the top left of the text block (block is highlighted yellow). Note, that line-height: 130px makes the block height much greater, than text height.

<!-- begin snippet: js hide: false console: true babel: false -->

<!-- language: lang-css -->

.title {
  font-family: &#39;Oxanium&#39;, font-weight: 700;
  font-size: 64px;
  line-height: 130px;
  position: relative;
  background-color: yellow;
  &amp;:after {
    content: &#39;&#39;;
    position: absolute;
    /* top: 50%; */
    left: 0;
    /* transform: translateY(-50%) translateX(-40%); */
    background: #8613A5;
    width: 110px;
    height: 110px;
    border-radius: 50%;
    opacity: 0.5;
  }
  span {
    text-align: center;
    position: relative;
    z-index: 2;
  }
}

.title-wrapper {
  display: flex;
  justify-content: center;
}

<!-- language: lang-html -->

&lt;div class=&quot;title-wrapper&quot;&gt;
  &lt;h2 class=&quot;title title--purple&quot;&gt;&lt;span&gt;Live Auctions&lt;/span&gt;&lt;/h2&gt;
&lt;/div&gt;

<!-- end snippet -->

  • After top: 50% (50% is relative to the text block height) the circle is positioned vertically, so it's upper point is in the middle of the text block.

<!-- begin snippet: js hide: false console: true babel: false -->

<!-- language: lang-css -->

.title {
  font-family: &#39;Oxanium&#39;, font-weight: 700;
  font-size: 64px;
  line-height: 130px;
  position: relative;
  background-color: yellow;
  &amp;:after {
    content: &#39;&#39;;
    position: absolute;
    top: 50%;
    left: 0;
    /* transform: translateY(-50%) translateX(-40%); */
    background: #8613A5;
    width: 110px;
    height: 110px;
    border-radius: 50%;
    opacity: 0.5;
  }
  span {
    text-align: center;
    position: relative;
    z-index: 2;
  }
}

.title-wrapper {
  display: flex;
  justify-content: center;
}

<!-- language: lang-html -->

&lt;div class=&quot;title-wrapper&quot;&gt;
  &lt;h2 class=&quot;title title--purple&quot;&gt;&lt;span&gt;Live Auctions&lt;/span&gt;&lt;/h2&gt;
&lt;/div&gt;

<!-- end snippet -->

  • After transform: translateY(-50%) (50% is relative to circle height) the circle is shifted vertically, so that it's center is located at previous upper point location
  • translateX(-40%) shifts the circle horizontally, so that it's moved to the left 40% of circle width.

答案2

得分: 0

你的 title 类中存在语法错误。我将以下面的代码展示出来,以便我们可以使用 run snippet 查看输出结果。你想要实现什么效果?

body {
  background-color: gray;
  font-size: 14px;
  font-family: Arial;
}
.title {
	 font-family: 'Oxanium';
	 font-weight: 700;
	 font-size: 64px;
	 line-height: 130px;
	 color: #f5fbf2;
	 position: relative;
}
 .title:after {
	 content: '';
	 position: absolute;
	 top: 50%;
	 left: 0;
	 transform: translateY(-50%) translateX(-40%);
	 background: #8613a5;
	 width: 110px;
	 height: 110px;
	 border-radius: 50%;
}
 .title span {
	 text-align: center;
	 position: relative;
	 z-index: 2;
}
 .title-wrapper {
	 display: flex;
	 justify-content: center;
}
<div class="title-wrapper">
    <h2 class="title title--purple"><span>Live Auctions</span></h2>
</div>
英文:

You have syntax error in your title class. I put your code below so we can see the output using run snippet. So what are you trying to achieve?

<!-- begin snippet: js hide: false console: true babel: false -->

<!-- language: lang-css -->

body {
  background-color: gray;
  font-size: 14px;
  font-family: Arial;
}
.title {
	 font-family: &#39;Oxanium&#39;;
	 font-weight: 700;
	 font-size: 64px;
	 line-height: 130px;
	 color: #f5fbf2;
	 position: relative;
}
 .title:after {
	 content: &#39;&#39;;
	 position: absolute;
	 top: 50%;
	 left: 0;
	 transform: translateY(-50%) translateX(-40%);
	 background: #8613a5;
	 width: 110px;
	 height: 110px;
	 border-radius: 50%;
}
 .title span {
	 text-align: center;
	 position: relative;
	 z-index: 2;
}
 .title-wrapper {
	 display: flex;
	 justify-content: center;
}

<!-- language: lang-html -->

 &lt;div class=&quot;title-wrapper&quot;&gt;
        &lt;h2 class=&quot;title title--purple&quot;&gt;&lt;span&gt;Live Auctions&lt;/span&gt;&lt;/h2&gt;
    &lt;/div&gt;

<!-- end snippet -->

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  • 本文由 发表于 2023年7月27日 21:56:09
  • 转载请务必保留本文链接:https://go.coder-hub.com/76780491.html
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