body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    text-align: center;
    background-color: #f9f9f9;
    color: #333;
}

h1 {
    background-color: #4CAF50;
    color: white;
    padding: 8px 0;
    margin: 0;
    font-size: 16px;
}

#map {
    width: 100%;
    height: 350px;
    margin-bottom: 20px;
    border: 1px solid #ddd;
}

label {
    display: block;
    margin: 10px 0 5px;
    font-weight: bold;
}

input[type="password"],
input[type="text"],
input[type="number"] {
    width: calc(100% - 40px);
    max-width: 400px;
    padding: 10px;
    margin: 0 auto 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-sizing: border-box;
}

button {
    display: block;
    width: calc(100% - 40px);
    max-width: 400px;
    margin: 10px auto;
    padding: 10px;
    font-size: 16px;
    color: white;
    background-color: #4CAF50;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: #45a049;
}

#restaurant-list {
    list-style: none;
    padding: 0;
    max-height: 200px;
    overflow-y: auto;
    margin: 20px auto;
    width: calc(100% - 40px);
    max-width: 400px;
    text-align: left;
    background: white;
    border: 1px solid #ddd;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

#restaurant-list li {
    padding: 10px;
    border-bottom: 1px solid #eee;
    cursor: pointer;
    transition: background-color 0.3s ease, color 0.3s ease;
}

#restaurant-list li.selected {
    background-color: #4CAF50;
    color: white;
}

#restaurant-list li.unselected {
    background-color: #f9f9f9;
    color: #aaa;
}

#restaurant-list li:last-child {
    border-bottom: none;
}

#restaurant-list input {
    margin-right: 10px;
}

#result {
    font-size: 24px; /* Increase font size */
    font-weight: bold;
    margin-top: 20px;
    padding: 10px;
    border: 2px solid transparent; /* Hide border initially */
    border-radius: 8px; /* Rounded corners */
    background-color: transparent; /* Hide background initially */
    color: transparent; /* Hide text initially */
    display: inline-block; /* Shrink to fit content */
    white-space: pre-line; /* Allow line breaks for restaurant name */
    text-align: center; /* Center align text */
    transition: all 0.3s ease; /* Smooth transition for hover effect */
}

#result.visible {
    border-color: #388E3C; /* Show green border when visible */
    background-color: #E8F5E9; /* Light green background */
    color: #388E3C; /* Green text color */
}

#result:hover.visible {
    background-color: #C8E6C9; /* Slightly darker green background on hover */
    border-color: #2E7D32; /* Darker green border on hover */
    color: #2E7D32; /* Darker green text on hover */
}

#result.highlight {
    color: #FF5722; /* Highlight color for random result */
}

#api-key-section {
    display: none;
    margin: 20px auto;
}

#main-content {
    display: none;
}

.input-row {
    display: flex;
    align-items: center; /* Align items vertically centered */
    gap: 5px; /* Reduce gap between elements */
    margin: 10px 20px; /* Add horizontal margin for spacing */
    justify-content: center; /* Center align the input row */
}

.input-row label {
    font-weight: bold;
    white-space: nowrap; /* Prevent labels from wrapping */
    padding-left: 5px; 
    margin: 0;
    padding-right: 5px; /* Add small padding for spacing between label and input */
}

.input-row input[type="password"],
.input-row input[type="text"],
.input-row input[type="number"] {
    padding: 5px;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-sizing: border-box;
    margin: 0;
}

.input-row input[type="password"],
.input-row input[type="text"] {
    flex: 1; /* Full width for keyword input */
}

.input-row input[type="number"] {
    width: 40px; /* Shorter width for range input */
}

.centered-text {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0; /* 减少内部白边 */
    font-size: 16px;
    height: 25px; /* 设置高度以便于垂直居中 */
}

@media (max-width: 600px) {
    h1 {
        font-size: 20px;
    }

    button,
    input[type="password"],
    input[type="text"],
    input[type="number"] {
        font-size: 14px;
        padding: 8px;
    }

}