body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background-color: #f4f4f4;
}

.report-container {
    background-color: #fff;
    border-radius: 5px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

h2 {
    color: #2c3e50;
    border-bottom: 2px solid #2c3e50;
    padding-bottom: 10px;
}

h3 {
    color: #34495e;
}

ul {
    list-style-type: none;
    padding-left: 0;
}

li {
    margin-bottom: 5px;
}

.detection-image {
    max-width: 100%;
    height: auto;
    border-radius: 5px;
    margin-bottom: 20px;
}

.history-container {
    background-color: #fff;
    border-radius: 5px;
    padding: 20px;
    margin-top: 20px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.history-item {
    border-bottom: 1px solid #eee;
    padding: 10px 0;
}

.history-item:last-child {
    border-bottom: none;
}

.feature-chart {
    width: 100%;
    height: 400px;
}

.tabs {
    margin-bottom: 20px;
}

.tab-button {
    background-color: #3498db;
    color: white;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.tab-button:hover {
    background-color: #2980b9;
}

.tab-button.active {
    background-color: #2c3e50;
}