#content{
    margin: 0 auto;
    position: relative;
}

.image{
    max-width: 200px;
    width: 30%;
    height: auto;
    margin: 0;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-right: -50%;
    transform: translate(-50%, -50%)
}
.image:hover{
    max-width: 210px;
}