.img-wrapper {  
  
  overflow: hidden; 
}

.inner-img {
  transition: 0.3s;
}

.inner-img:hover {
  transform: scale(1.1);
}

/* Other styling elements, that are not necessary for the example */

.img-wrapper {
  display: inline-block;
  box-sizing: border-box;
  //border: 1px solid #000;
}