body {
    padding: 0;
    background-color: lightblue;
}
h1 {
    text-align: center;
}
h3 {
    text-decoration: underline;
}

footer > p {
    text-align: center;
}

iframe {
    border: 0;
}

.image {
    float: none;
    position: absolute;
    height: 100%;
    width: 100%;
}
.unit {z-index: 2;}

.highlight {
    z-index:  1;
    height: 100%;
    width: 100%;
    position: absolute;
    opacity: 50%;
}

.container {
    width: 100%;
    height: 500px;
    max-height: 500px;
}

.small {
    border: 0px;
    width: 100%;
    height: 50%;
    max-height: 250px;
    background-color: darkgray;
}
#log {
    background-color: white;
    overflow-y: scroll;
}
#hover, #log {
    white-space: pre-line; /**https://stackoverflow.com/questions/11423300/new-lines-in-text-within-a-div**/
}
#dialogueBox {
    visibility: hidden;
    background-color: darkgray;
    position: relative;
    top: -100px;
    margin-left: 20%;
    display: block;
    width: 60%;
    height: 100px;
    z-index: 4;
}
#startButton {
    font-size: 20px;
    vertical-align: middle;
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100px;
    height: 50px;
    margin: -25px 0 0 -50px;
}

.sidecolumn {
    overflow: hidden;
    display: inline-block;
    float: left;
    background-color: Gray;
    width: 20%;
    height: 500px;
    max-height: 500px;
}

.middlecolumn {
    float: left;
    display: inline-block;
    width: 60%;
    height: 500px;
    max-height: 500px;
    background-color: lightgreen;
    overflow: auto;
    position: relative;
}

.button {
    text-align: center;
    display: inline-block;
    background-color: #424242;
    width: 100%;
    height: 50px;
}