How to resize blogger post body images
To increase or decrease the images in blogger post, add below css and change the width: to size you need.
Now all the images in the post body will be set to same size.
.post-body img {
max-width:336px;
max-height:auto;
box-shadow:none;
border:none;
}
To add above to css, Go to Template --> click on customize -- >Advanced --> Add CSS
