body, html {
    height: 100%;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: Arial, sans-serif;
}

.container {
    text-align: center;
    width: 90%;
    max-width: 600px;
}

h1 {
    color: #333;
}

form {
    margin-top: 20px;
}

input[type="text"], button {
    padding: 10px;
    border-radius: 20px; /* 圆角样式 */
    border: 1px solid #ccc;
    margin-right: 10px; /* 增加间距 */
}

input[type="text"] {
    width: calc(100% - 22px - 90px); /* 调整宽度以适应圆角按钮和间距 */
}

button {
    width: 80px; /* 设置按钮宽度 */
    background-color: #007bff;
    color: white;
    border: none;
    cursor: pointer;
}

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

.answers {
    margin-top: 20px;
}