body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 20px;
    background-color: #f5f7fa;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

h1 {
    text-align: center;
    color: #2c3e50;
}

.search-box {
    display: flex;
    margin: 20px 0;
}

#geneInput {
    flex: 1;
    padding: 10px;
    font-size: 16px;
    border: 1px solid #ddd;
    border-radius: 4px 0 0 4px;
}

#searchBtn {
    padding: 10px 20px;
    background-color: #3498db;
    color: white;
    border: none;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
    font-size: 16px;
}

#searchBtn:hover {
    background-color: #2980b9;
}

.chart-container {
    width: 100%;
    height: 600px;
    margin-top: 20px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.info-panel {
    margin-top: 20px;
    padding: 15px;
    background: #f9f9f9;
    border-radius: 4px;
}

#geneTitle {
    color: #2c3e50;
    margin-top: 0;
}

.loading {
    text-align: center;
    padding: 20px;
    display: none;
}