CSS padding-block-end Property - Playground Example

<!DOCTYPE html><html><head><style type="text/css">* {
  box-sizing: border-box;
}

body {
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial;
  padding: 24px;
  background: #f6f8fa;
  color: #111;
}

.wrapper {
  display: flex;
  gap: 24px;
  align-items: flex-start;
}

h2 {
  margin: 0 0 8px 0;
  font-size: 16px;
}

.card {
  width: 280px;
  background: #fff;
  border: 1px solid #dcdfe6;
  border-radius: 8px;
  padding-inline: 16px;
  padding-block-start: 12px;
  padding-block-end: 40px; /* padding-block-end demonstration */
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.card .content {
  background: #eef3ff;
  padding: 8px;
  border-radius: 6px;
}

.card .label {
  font-size: 13px;
  color: #334;
}

.vertical {
  width: 140px;
  height: 220px;
  writing-mode: vertical-rl;
  text-orientation: mixed;
}
</style></head><body><div class="wrapper">
  <h2>padding-block-end demo</h2>

  <div class="card horizontal">
    <div class="content">
      <p>Main content</p>
    </div>
    <div class="label">padding-block-end: 40px</div>
  </div>

  <div class="card vertical">
    <div class="content">
      <p>Vertical writing mode</p>
    </div>
    <div class="label">padding-block-end: 40px</div>
  </div>
</div></body></html>