page center align div css code example

Example 1: center div horizontally and vertically

.parent {
  position: relative;
}
.child {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

Example 2: centering css elements

// add to the parent element
.parent {
	display: grid;
    place-items: center;
}