body {
    font-family: sans-serif;
    margin: 0;
    padding: 20px;
    background-color: #f4f4f4;
    color: #333;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

h1, h2 {
    color: #0056b3;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    border-bottom: 1px solid #eee;
    padding-bottom: 10px;
}

button {
    background-color: #007bff;
    color: white;
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
}

button:hover {
    background-color: #0056b3;
}

/* For the mode toggle button, you can use a background image like this: */
.mode-toggle-button {
    /* background-image: url('mode_change_button_image.png'); */
    /* background-size: cover; */
    /* text-indent: -9999px; /* Hide text if using only image */ */
    /* width: 50px; /* Adjust as needed */ */
    /* height: 50px; /* Adjust as needed */ */
}

select, input[type="text"] {
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    margin-right: 10px;
}

.gist-selection, .settings-link, section {
    margin-bottom: 20px;
}

a {
    color: #007bff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.fushiji {
    background-color: #eee;
    padding: 2px 5px;
    border-radius: 3px;
    cursor: pointer;
}

.fushiji.revealed {
    font-weight: bold;
    background-color: transparent;
}