* {
    box-sizing: border-box;
}
div.column {
    float: left;
    width: 50%;
}
img.humanDice,
img.computerDice {
    width: calc(100% / 6)
}
.winner {
    background-color: green;
    border: 1px solid blue;
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
}
table {
    border-collapse: collapse;
    width: 100%;
}
table,
tr,
td {
    border: 1px solid black;
}
body {
    background-color: antiquewhite;
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
}