body {
    font-family: Arial, sans-serif;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background-color: #f5f5f5;
}

.container {
    background-color: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

h1 {
    color: #333;
    text-align: center;
}

.controls {
    margin-bottom: 30px;
    text-align: center;
}

.input-group {
    display: inline-block;
    margin: 0 20px;
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #555;
}

input[type="number"] {
    width: 150px;
    padding: 8px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
}

input[type="range"] {
    width: 200px;
    margin: 0 10px;
}

.lambda-display {
    font-size: 18px;
    font-weight: bold;
    color: #2196F3;
}

.chart-container {
    position: relative;
    height: 500px;
    margin-top: 20px;
}

.info {
    background-color: #e3f2fd;
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 20px;
    text-align: center;
}

.result {
    background-color: #4caf50;
    color: white;
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 20px;
    font-size: 18px;
    font-weight: bold;
    text-align: center;
    display: none;
}

.result.visible {
    display: block;
}

.click-info {
    background-color: #ffeb3b;
    color: #333;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 10px;
    text-align: center;
    font-size: 14px;
}

.point-info {
    background-color: #f5f5f5;
    padding: 10px;
    border-radius: 5px;
    margin-top: 10px;
    display: none;
}

.point-info.visible {
    display: block;
}

.point-marker {
    display: inline-block;
    width: 15px;
    height: 15px;
    border-radius: 50%;
    margin-right: 5px;
    vertical-align: middle;
}

.point1-marker {
    background-color: #ff6384;
}

.point2-marker {
    background-color: #36a2eb;
}