#gamebox {
    width: 800px; 
    margin: 0px;
    padding: 0;
    overflow: hidden;
    position: relative;
}

#gamemain {
    width: 746px;
    height: 496px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
    background-color: #161c1c;
    border: 2px solid #313131;
}
#gameover {
    display: none;
    margin: 0 auto;
    width: 100%;
    height: 100%;
    text-align: center;
    vertical-align: middle;
    position: absolute;
    background-color: rgba(22, 28, 28, 0.95);
    top: 0;
}

#gameover #msg {
    font-family: Arial;
    font-size: 24px;
    color: #ccc;
    margin: 0 auto;
    /*margin-top: 200px;*/
    margin-top: 230px;
}
#restartbtn {
    display: block;
    margin: 16px auto;
    width: 120px;
    padding: 6px;
    background-color: #00BB00;
    font-family: Arial;
    font-size: 24px;
    color: red;
    border-radius: 10px;
    text-decoration: none;
    cursor: pointer;
}
#gameStatus {
    font-size: x-large;
    color: #8BC34A;
    font-weight: bold;
}