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

.container {
    width: 80%;
    max-width: 800px;
    margin: 20px auto;
    background-color: #fff;
    padding: 20px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

h1 {
    text-align: center;
}

.selector {
    margin-bottom: 20px;
}

label {
    display: block;
    margin: 10px 0 5px;
}

select {
    width: 100%;
    padding: 8px;
    margin-bottom: 10px;
}

button {
    width: 100%;
    padding: 10px;
    background-color: #007bff;
    color: #fff;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

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

#loading-bar {
    display: none;
    width: 100%;
    background-color: #f4f4f4;
    border: 1px solid #ddd;
    border-radius: 5px;
    margin-top: 20px;
}

#loading-bar div {
    width: 0;
    height: 20px;
    background-color: #007bff;
    border-radius: 5px;
}

.question-viewer {
    display: none;
    margin-top: 20px;
}

#question-text {
    margin: 10px 0;
}

#options-list {
    list-style-type: none;
    padding: 0;
}

#options-list li {
    padding: 8px;
    background-color: #f4f4f4;
    margin-bottom: 5px;
    cursor: pointer;
}

#options-list li.selected {
    background-color: #007bff;
    color: #fff;
}

#explanation {
    margin-top: 20px;
    padding: 10px;
    background-color: #e7f3fe;
    border-left: 5px solid #007bff;
    display: none;
}

#postToTelegram {
    margin-top: 20px;
}