body {
    overflow: hidden;
    margin: 0px !important;
}

#allPage {
    text-align: center;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
    background-color: black;
    height: 668px;
}

/* nav */
ul {
    list-style-type: none;
    background-color: rgba( 32, 36, 38, 0.5);
    margin-top: 0px;
    margin-bottom: 5px;
    height: 40px;
    text-align: center;
    vertical-align: middle;
    line-height: 40px;
    color: white;
}

li {
    display: inline-block;
}

li a {
    text-decoration: none !important;
    display: block;
    padding-left: 10px;
    padding-right: 10px;
    color: white;
}

li a:hover {
    background-color: #ffc107;
    color: black !important;
}

li a:active {
    color: black;
}

li a:visited {
    color: white;
}

/* footer */
footer {
    width: 100%;
    height: 20px;
    text-align: center;
    font-size: small;
    color: RGB(224,183,86);
    margin-top: 5px;
    padding-bottom: 5px;
}

#content {
    margin: 0px !important;
    min-width: 980px;
}

#instruction {
    display: inline-block;
    vertical-align: top;
    padding-right: 40px;
}

#game {
    display: inline-block;
    width: 655px;
}

button {
    margin: 10px !important;
    width: 120px;
}

#buttonDiv {
    margin-top: 60px;
}