/* General Styling */
body {
    font-family: Arial, sans-serif;
    text-align: center;
    background-color: #1e1e1e;
    color: white;
    margin: 0;
    padding: 0;
}

/* Header */
header {
    padding: 20px;
    background: #2c2c2c;
}

/* Control Panel */
#controls {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: #333;
    border-bottom: 2px solid white;
}

label {
    font-size: 16px;
    font-weight: bold;
    color: white;
}

/* Select Dropdown */
select {
    padding: 8px;
    font-size: 16px;
    border-radius: 5px;
    background-color: #444;
    color: white;
    border: 1px solid #777;
    cursor: pointer;
}

/* Buttons */
button {
    padding: 10px 15px;
    font-size: 16px;
    font-weight: bold;
    border: none;
    cursor: pointer;
    border-radius: 5px;
    transition: background 0.3s;
}

#shuffle {
    background: #007bff;
    color: white;
}
#shuffle:hover {
    background: #0056b3;
}

#start {
    background: #28a745;
    color: white;
}
#start:hover {
    background: #1e7e34;
}

/* Sliders */
input[type="range"] {
    width: 120px;
    height: 5px;
    background: #666;
    border-radius: 5px;
    outline: none;
    transition: background 0.2s;
}
input[type="range"]:hover {
    background: #999;
}

/* Color Pickers */
.color-picker-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 10px;
}

.color-picker-label {
    font-size: 14px;
    margin-bottom: 5px;
}

input[type="color"] {
    width: 40px;
    height: 40px;
    border: none;
    cursor: pointer;
    background: none;
    padding: 0;
}

/* Visualizer Area */
#visualizer {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    height: 400px;
    margin-top: 20px;
    padding: 10px;
    border: 2px solid white;
    background: #282828;
}

/* Bars */
.bar {
    width: 20px;
    margin: 2px;
    transition: height 0.2s ease, background-color 0.2s ease;
    border-radius: 5px;
}