body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    text-align: center;
    background: linear-gradient(135deg, #e1f5fe, #b3e5fc);
    color: #333;
}

header {
    background: #0288d1;
    color: white;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

header h1 {
    margin: 0;
    font-size: 2.5rem;
}

header p {
    margin: 5px 0 0;
    font-size: 1.2rem;
}

#game-container {
    max-width: 900px;
    margin: 20px auto;
}

#toolbar {
    display: flex;
    justify-content: center;
    margin: 20px 0;
}

#toolbar button {
    padding: 10px 20px;
    font-size: 1.2rem;
    margin: 0 10px;
    background: #03a9f4;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s;
}

#toolbar button:hover {
    background: #0288d1;
}

#playground {
    margin: 20px auto;
    width: 80%;
    height: 400px;
    background: #e0f7fa;
    border: 2px dashed #0288d1;
    border-radius: 10px;
    position: relative;
    overflow: hidden;
}

#playground .object {
    position: absolute;
    cursor: grab;
}

#playground .ball {
    width: 40px;
    height: 40px;
    background: #ff5722;
    border-radius: 50%;
}

#playground .ramp {
    width: 150px;
    height: 20px;
    background: #8bc34a;
    transform: rotate(30deg);
}

#info-panel {
    margin: 20px auto;
    padding: 10px;
    background: #ffffff;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}