CSS Center Image
.center {
display: block;
margin-left: auto;
margin-right: auto;
}
Unusual Unicorn
.center {
display: block;
margin-left: auto;
margin-right: auto;
}img {
display: block;
margin-left: auto;
margin-right: auto;
width: 40%;
}<img src="myImg.png" class="center">
.center {
display: block;
margin-left: auto;
margin-right: auto;
width: 50%;
}