how to align items in flexbox code example

Example 1: how to align a flex container center

.table-wrapper {
  display: flex;
  flex-direction: column;
  padding: 2rem;
  margin: 0 auto;
}

Example 2: flex align children to side

flex-direction: column;
align-items: flex-start; //left
align-items: center; //center
align-items: flex-end; //right

Example 3: flex box align items

.container {
  justify-items: center;
}