how to center image in a div code example

Example 1: centre align image in div

body {
  margin: 0;
}

#over img {
  margin-left: auto;
  margin-right: auto;
  display: block;
}

Example 2: image center in div

img {
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 40%;
}

Example 3: position images in center of container

.image-container {
    width: 500px;
    height: 500px;
    position: relative;
}

.image-container img {
    position: absolute;
    right: 0;
    left: 0;
    top: 0;
    bottom: 0;
    margin: auto auto;
}

Example 4: How do i allign a pic centre in html

<img src="Sanjith.jpg" class="centre" height = "200" width = "100">

Example 5: how to make text center above image html

#container {
  text-align: center;
}

.text {
  display: inline-block;
  margin: 0 20px 0 20px;
}

.img {
  margin: 0 20px 0 20px;
  width: 50px;
  height: 50px;
}