.content_container{
	width: 131vh;
	left:0;right:0;
	display: inline-block;
	margin:0.5vh auto;
	min-height: 10px;
	z-index: auto;
}
.content_item {
    width: 30vh;
    height: 30vh;
    margin: 1vh;
    border: 3px double red;
    border-radius: 5px;
    float: left;
    position: relative;
    overflow: hidden;
}
.content_item:hover{
transition: 1s;
transform: scale(2);
z-index: 1000;
}
.content_item img{
height:100%;
left:0; right:0;
top:0; bottom:0;
margin: auto;
position: absolute;
}
.content_item img.active{
opacity:0; filter:alpha(opacity=0);
}
.content_item:hover img.active{
opacity:1; filter:alpha(opacity=1);
}
.content_item:hover img{
opacity:0; filter:alpha(opacity=0);
}