horizontally center in div code example

Example 1: center div horizontally

/* margin auto does the magic, make sure to provide width less than 100% */
.center {
	margin: auto;
    width: 400px;
}

.center {
	margin: auto;
    width: 50%;
}

Example 2: how to horizontal center a div in css

#inner {
  width: 50%;
  margin: 0 auto;
}