CSS fluctuation on generatepress. How to disable this ?

hi team,

i have add an css for the image hover on my generatepress theme. Although, everything is working fine except the logo. Whenever i click on my logo it zoom as well. How do i disable that css for my logo ?

My site - http://myepfo.in/pdf/9/

CSS i have implemented -

img {
transition:transform 0.25s ease;
}

img:hover {
-webkit-transform:scale(1.5); /* or some other value */
transform:scale(1.5);
}