#world
{
    position: absolute;
    z-index: 0;
    transition: all linear 500ms;
}

.world-position
{
    position: absolute;
    z-index: 1;
}

.feature
{
    display: none;
}

    .feature img
    {
        width: 100%;
        height: 100%;
    }

.has-feature[data-active='false'] .feature.feature-normal
{
    display: block;
}

.has-feature[data-active='true'] .feature.feature-activated
{
    display: block;
}

.featurename
{
    position: absolute;
    z-index: 2;
}