.contents img {
max-width: 600px;
}

.image img {
max-width: 800px;
}

.image img:hover {
max-width: none;
margin-left: 50%;
transform: translateX(-50%);
}

#left_hover_arrow img:hover, #right_hover_arrow img:hover {
margin: auto;
transform: none;
}

div.image {
overflow: visible !important;
}