body {
    background-color: #c0c0c0;
}

.main-container {
    width: 900px;
    margin: 50px auto; 
    text-align: center;
}

.choice-window {
    width: 300px;
    margin: 30px auto; 
}

.story-window {
    width: 900px;
    height: 600px; 
    margin-top: 20px;
    text-align: left;
    display: flex;
    flex-direction: column;
}

.story-window .window-body {
    flex-grow: 1; 
    overflow-y: scroll;
    padding: 2px 8px;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 16px;
    line-height: 1.5;
}

@media (max-width: 900px) {
    .main-container {
        width: 95%; 
        margin: 20px auto; 
    }

    .choice-window {
        width: 100%;
    }

    .story-window {
        width: 100%; 
        height: 70vh; 
    }

    .story-window .window-body {
        font-size: 14px;
    }
}