align a div vertically center code example

Example 1: css align items vertical center

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

Example 2: center elements vertically in div

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

Example 3: css vertical center

/*Remove comment to become a better programmer. */
/* No Flexbox */
.parent {
  position: relative;
}
.child {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}

/* With Flexbox */

.parent {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

Example 4: css align center vertical and horizontal

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

Example 5: css center vertically

/* 100vh = 100% Viewport Height */
body {
	display: flex;
	height: 100vh;
	flex-direction: column;
	justify-content: center;
}
/* add */ align-items: center; /*to also center horizontally.*/

Example 6: css center div vertically

/* center vertically */
/* No Flexbox */
.parent {
  position: relative;
}
.child {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}



/* With Flexbox */

.parent {
  display: flex;
  flex-direction: column;
  justify-content: center;
}