* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: #F4F1F1;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.game-container {
    background-color: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
    text-align: center;
    color: #333;
    margin-bottom: 20px;
}

.controls {
    margin-bottom: 20px;
}

.color-picker {
    text-align: center;
    margin-bottom: 20px;
}

h3 {
    margin-bottom: 15px;
    color: #666;
}

.color-btn {
    width: 40px;
    height: 40px;
    margin: 0 4px;
    border: 2px solid #ccc;
    border-radius: 5px;
    cursor: pointer;
    transition: transform 0.2s;
    display: inline-block;
}

.color-btn:hover {
    transform: scale(1.1);
}

.color-btn.selected {
    border: 3px solid #333;
}

.clear-btn {
    display: block;
    margin: 10px auto;
    padding: 10px 20px;
    background-color: #ff4444;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.clear-btn:hover {
    background-color: #ff0000;
}

.game-board {
    display: grid;
    grid-template-columns: repeat(14, 1fr);
    gap: 2px;
    background-color: #FFF0DE;
    padding: 10px;
    border-radius: 5px;
    width: 700px;
    height: 500px;
}

.block {
    background-color: white;
    border: 1px solid rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: transform 0.1s;
    position: relative;
}

.block:hover {
    transform: translateY(-2px);
}

.block::after {
    content: '';
    position: absolute;
    top: 20%;
    left: 20%;
    width: 60%;
    height: 60%;
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.2) 0%, 
        rgba(255, 255, 255, 0) 50%, 
        rgba(0, 0, 0, 0.1) 100%);
    border-radius: 50%;
}

.game-layout {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.left-section {
    flex: 1;
}

.right-section {
    width: 200px;
    background-color: #f8f8f8;
    padding: 15px;
    border-radius: 10px;
    text-align: center;
}

.target-pattern {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1px;
    background-color: #87CEEB;
    padding: 5px;
    border-radius: 5px;
    margin: 10px 0;
    aspect-ratio: 6/5;
}

.target-block {
    background-color: white;
    aspect-ratio: 1;
    position: relative;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.target-block::after {
    content: '';
    position: absolute;
    top: 20%;
    left: 20%;
    width: 60%;
    height: 60%;
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.2) 0%, 
        rgba(255, 255, 255, 0) 50%, 
        rgba(0, 0, 0, 0.1) 100%);
    border-radius: 50%;
}

.score {
    margin-top: 15px;
    font-size: 1.2em;
    font-weight: bold;
    color: #333;
}

.check-btn {
    display: block;
    margin: 10px auto;
    padding: 10px 20px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.check-btn:hover {
    background-color: #45a049;
}

/* Adjust game board size */
.game-board {
    width: 500px;
    height: 400px;
}

.color-btn[data-color="#8B4513"] { background-color: #8B4513; } /* Brown */
.color-btn[data-color="#87CEEB"] { background-color: #87CEEB; } /* Sky blue */
.color-btn[data-color="#FFD700"] { background-color: #FFD700; } /* Golden yellow */
.color-btn[data-color="#228B22"] { background-color: #228B22; } /* Forest green */
.color-btn[data-color="#FFFFFF"] {
    background-color: white;
    border: 2px solid #ccc;
}

.color-btn[data-color="#FFFFFF"]:hover {
    transform: scale(1.1);
    border: 2px solid #999;
}

.color-btn[data-color="#FFFFFF"].selected {
    border: 3px solid #333;
}

.color-btn[data-color="#000000"] {
    background-color: black;
    border: 2px solid #666;
}

.color-btn[data-color="#000000"]:hover {
    transform: scale(1.1);
    border: 2px solid #999;
}

.color-btn[data-color="#000000"].selected {
    border: 3px solid #666;
}