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Pemusatan - Cabaran CSS

Nov 05, 2024 pm 04:20 PM

Centering - CSS challenges

Anda boleh menemui semua kod dalam siaran ini di repo Github.

Anda boleh menyemak visual di sini Vertical Center - CodeSandbox and Horizontal Center.

Memusatkan melalui CSS

Pemusatan menegak

&lt;!DOCTYPE html&gt;
&lt;html lang="en"&gt;
  &lt;head&gt;
    &lt;meta charset="UTF-8" /&gt;
    &lt;meta name="viewport" content="width=device-width, initial-scale=1.0" /&gt;
    &lt;meta http-equiv="X-UA-Compatible" content="ie=edge" /&gt;
    &lt;title&gt;Centering&lt;/title&gt;
    &lt;link rel="stylesheet" href="styles.css" /&gt;
  &lt;/head&gt;
  &lt;body&gt;
    &lt;p class="center-by-absolute-margin"&gt;Centering&lt;/p&gt;

    &lt;p class="center-by-pseudo-class"&gt;Centering&lt;/p&gt;

    &lt;p class="center-by-line-height"&gt;Centering&lt;/p&gt;

    &lt;p class="center-by-table"&gt;Centering&lt;/p&gt;

    &lt;div class="center-by-flex"&gt;
      &lt;p&gt;Centering&lt;/p&gt;
    &lt;/div&gt;

    &lt;div class="center-by-grid"&gt;
      &lt;p&gt;Centering&lt;/p&gt;
    &lt;/div&gt;

    &lt;div class="center-by-absolute-parent"&gt;
      &lt;p class="center-by-absolute-child"&gt;Centering&lt;/p&gt;
    &lt;/div&gt;

    &lt;p class="center-by-calc"&gt;Centering&lt;/p&gt;
  &lt;/body&gt;
&lt;/html&gt;

Salin selepas log masuk

.center-by-absolute-margin {
  position: absolute;
  top: 0;
  bottom: 0;
  margin: auto 0;
}

.center-by-pseudo-class::before {
  content: "";
  display: inline-block;
  height: 100%;
  vertical-align: middle;
}

.center-by-line-height {
  height: 200px;
  line-height: 200;
}

.center-by-table {
  display: table-cell;
  vertical-align: middle;
}

.center-by-flex {
  display: flex;
  align-items: center;
}

.center-by-grid {
  display: grid;
  align-items: center;
}

.center-by-absolute-parent {
  position: relative;
}

.center-by-absolute-child {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}

.center-by-calc {
  height: 70px;
  position: relative;
  top: calc(50% - 35px);
}

Salin selepas log masuk

Pemusatan mendatar

&lt;!DOCTYPE html&gt;
&lt;html lang="en"&gt;
  &lt;head&gt;
    &lt;meta charset="UTF-8" /&gt;
    &lt;meta name="viewport" content="width=device-width, initial-scale=1.0" /&gt;
    &lt;meta http-equiv="X-UA-Compatible" content="ie=edge" /&gt;
    &lt;title&gt;Centering&lt;/title&gt;
    &lt;link rel="stylesheet" href="styles.css" /&gt;
  &lt;/head&gt;
  &lt;body&gt;
    &lt;p class="center-by-fixed-width"&gt;Centering&lt;/p&gt;

    &lt;p class="center-by-text-align"&gt;Centering&lt;/p&gt;

    &lt;div class="center-by-unfixed-width"&gt;
      &lt;span&gt;Centering&lt;/span&gt;
    &lt;/div&gt;

    &lt;p class="center-by-table"&gt;Centering&lt;/p&gt;

    &lt;div class="center-by-flex"&gt;
      &lt;p&gt;Centering&lt;/p&gt;
    &lt;/div&gt;

    &lt;div class="center-by-grid"&gt;
      &lt;p&gt;Centering&lt;/p&gt;
    &lt;/div&gt;

    &lt;div class="center-by-absolute-parent"&gt;
      &lt;p class="center-by-absolute-child"&gt;Centering&lt;/p&gt;
    &lt;/div&gt;

    &lt;p class="center-by-calc"&gt;Centering&lt;/p&gt;
  &lt;/body&gt;
&lt;/html&gt;

Salin selepas log masuk

.center-by-fixed-width {
  width: 70px;
  margin: 0 auto;
}

.center-by-text-align {
  text-align: center;
}

.center-by-unfixed-width {
  text-align: center;
}

.center-by-table {
  display: table;
  margin: 0 auto;
}

.center-by-flex {
  display: flex;
  justify-content: center;
}

.center-by-grid {
  display: grid;
  justify-content: center;
}

.center-by-absolute-parent {
  position: relative;
}

.center-by-absolute-child {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.center-by-calc {
  width: 70px;
  margin-left: calc(50% - 35px);
}

Salin selepas log masuk

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