Answers for "align text in middle of div vertically"

css align items vertical center

.parent {
  display: flex;
  justify-content: center;
  align-items: center;
}

html css center text on page

<style>
body { background: white }
section {
  background: black;
  color: white;
  border-radius: 1em;
  padding: 1em;
  position: absolute;
  top: 50%;
  left: 50%;
  margin-right: -50%;
  transform: translate(-50%, -50%)
  }
</style>

<section>
  <h1>Nicely centered</h1>
  <p>This text block is vertically centered.
  <p>Horizontally, too, if the window is wide enough.
</section>

align text vertically in div

/* CSS */
div.outer { 
  display: table; 
}

div.inner {
  display: table-cell;
  text-align: center;
  vertical-align: middle;
}

/* HTML */
<div class="outer">
  <div class="inner">
    lorem ipsum... 
  </div>
</div>

/* 
------------------------------------
'vertical-align' values: 
	top | middle | bottom 
	text-top | text-bottom 
    super | baseline | sub 
    % | px 
*/

vertical align text inside div

text {
  	line-height: 100px; /*size of parent div*/ 
}