body {
    overflow-x: hidden;
}
.button {
    display: inline-block;
    margin: 0.2em 0;
    padding: 0.1em 1em;
    fontSize: 1.5em;
    border: 1px solid #449;
    border-radius: 0.3em;
    background: #225;
    text-align: center;
    cursor: pointer;
    color: #fff;
}
.letter {
    display: inline-block;
    border: 1px solid #333;
    text-align: center;
    cursor: pointer;
}
.score {
    display: inline-block;
    border: 1px solid #333;
    font-weight: bold;
    text-align: right;
    padding-right: 0.2em;
}
.board {
    width: 100%;
    background: #000;
    width: 100%;
    height: 100%;
}