div.panels_row {position:relative;}
div.panels_row .main_panel {position:relative;}





 

.step_img {overflow:hidden;margin:20px auto;}
.step_img {border:1px #cacaca solid;}
.step_img .step_img_inner {position:absolute;left:0px;top:0px;right:0px;bottom:0px;margin:auto;width:100%;height:100%;}
.step_img .step_img_inner {transform:scale(1.5);transition:all 0.5s ease;}
.step_img .step_img_inner:hover {transform:scale(1.8);}