.game-area {
    flex: 1;
    min-width: 858px;
    min-height: 0;
    height: 100%;
}
.main-container {
    display: flex;
    margin: 0 auto;
    height: 100%;
}

.left-bar {
    padding: 0.625rem;
    width: var(--left-width, 3.75rem);
    min-width: var(--left-width, 3.75rem);
    position: fixed;
}

.right-bar {
    flex: 0 0 auto;
    position: relative;
    width: var(--right-width, 3.75rem);
}