how to control the image size

sadriver

I insert a small image（like:180X180）in a new article，save and published it，but the page show a large&dim image，I defined the image's size,but The problem is still

like these
https://www.weiyangyingji.com/index.php/events-content-2

pavit

Hi sadriver

Add to your custom.css

.item-page img {
width:auto;
}