body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.container {
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

h1 {
    margin-bottom: 10px;
}

.controls {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 25px;
}

.control-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

label {
    font-weight: 600;
}

input[type="number"] {
    width: 80px;
}

.btn {
    transition: all 0.3s;
    padding: 8px 20px;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 102, 255, 0.4);
}

.btn:active {
    transform: translateY(0);
}

.canvas-container {
    border: 3px solid #6969EF;
    border-radius: 8px;
    margin-bottom: 20px;
    background: #FFFFFF;
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.1);
    display: inline-block;
}

.info-card {
    background: linear-gradient(420deg, #6969EF 0%, #834cbb 100%);
    padding: 20px;
    border-radius: 8px;
    color: white;
    margin-bottom: 15px;
}

.info-label {
    font-size: 12px;
    opacity: 0.9;
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.info-value {
    font-size: 28px;
    font-weight: bold;
}

.info-panel {
    margin: 1%;
}