Answers for "make content in div center"

align div content center

.child {
  ...
  margin: 0 auto;
}

center text in div container

text-align: center

how to align contents of div in center

1. Enclose the div that you want to center with a parent element 
(commonly known as a wrapper or container)

2. Set “text-align: center” to parent element.

3. Then set the inside div to “display: inline-block”