Answers for "how to center a img in a div"

css center image

.center {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

html center image

/* Here is the CSS code! */
img {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

centre align image in div

body {
  margin: 0;
}

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

image center in div

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