body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    text-align: center;
    background: linear-gradient(to bottom, #e0f2f7, #fafafa);
    min-height: 100vh;
    margin: 0;
    padding: 20px;
    color: #4a5568;
}

h1 {
    color: #6a5acd; /* Slate Blue */
    text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
}

.game-info {
    margin: 20px 0;
    font-size: 20px;
    color: #778899; /* Light Slate Gray */
}

#game-grid {
    display: grid;
    grid-template-columns: repeat(10, 40px);
    grid-template-rows: repeat(10, 40px);
    gap: 3px;
    max-width: 430px; /* (40px * 10) + (3px * 9) */
    margin: 30px auto;
    border: 1px solid #d1c4e9; /* Light Purple */
    background-color: rgba(255, 255, 255, 0.8);
    padding: 5px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.bubble {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    box-sizing: border-box;
    border: none; /* Remove border for a softer look */
    transition: transform 0.1s ease-out, box-shadow 0.2s ease;
    box-shadow: inset 0 -2px 4px rgba(0,0,0,0.1), 0 2px 3px rgba(0,0,0,0.1);
}

.bubble:hover {
    transform: scale(1.05);
    box-shadow: inset 0 -2px 4px rgba(0,0,0,0.1), 0 4px 8px rgba(0,0,0,0.2);
}

/* Dreamy Bubble Colors */
.bubble.\#FFB6C1 { background-color: #FFB6C1; } /* LightPink */
.bubble.\#ADD8E6 { background-color: #ADD8E6; } /* LightBlue */
.bubble.\#90EE90 { background-color: #90EE90; } /* LightGreen */
.bubble.\#FFFFE0 { background-color: #FFFFE0; } /* LightYellow */
.bubble.\#D8BFD8 { background-color: #D8BFD8; } /* Thistle */

#game-over {
    color: #ff6347; /* Tomato Red */
    font-size: 24px;
    font-weight: bold;
    margin-top: 20px;
    text-shadow: 1px 1px 1px rgba(0,0,0,0.1);
}