CSS

css flex center

display: flex;
align-items: center;
justify-content: center;

flex center

display: flex;
align-items: center;
justify-content: center;

/* order: vertical, horizontal */
/* If you need to access this quickly, just search for "fc" */

centering with flexbox

/* HORIZONTAL */
justify-content: center;

/* VERTICAL */
align-items: center;

center with flex

.container {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}

center flex

/* Row centering */
div {
  display: flex;
  flex-direction: row; /* Optional -- default flex-direction is row */
  justify-content: center; /* center horizontally */
  align-items: center; /* center vertically */
}
/* Column centering */
div {
  display: flex;
  flex-direction: column;
  justify-content: center; /* center vertically */
  align-items: center; /* center horizontally */
}

center div css flex

section {
  width: 200px;
  border: 1px solid #2d2d2d;
  display: flex;
  justify-content: center;
}

how to center a div in css flexbox

/* how to center a div in css flexbox */
place-content: center center;
flex-flow: row wrap;

/* below two line is work fine and same for both flex and grid layout */
display: (grid or flex as your usecase);
justify-content: center;
align-items: center;

center div with flexbox

/* <div class="center">
* 		<div>some important stuff </div>
* </div>
*/

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

Centering using Flexbox

.vertical-container {
  height: 300px;
  display: -webkit-flex;
  display:         flex;
  -webkit-align-items: center;
          align-items: center;
  -webkit-justify-content: center;
          justify-content: center;
}

flex box align items

.container {
  justify-items: center;
}

center div using flex

<div class="container">
  <div class="item"></div>
</div>

div.container {
  background: gray;
  width: 80px;
  height: 80px;
  display: flex;
  justify-content: center;
  align-items: center;
}

div.item {
  background: silver;
  width: 30px;
  height: 30px;
}