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

body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.game-container {
    width: 90%;
    max-width: 900px;
    background-color: #fff;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    padding: 30px;
    position: relative;
}

.game-screen {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.active {
    display: flex;
}

h1 {
    color: #4a8fe7;
    margin-bottom: 20px;
}

h2 {
    color: #4a8fe7;
    margin-bottom: 15px;
}

.instructions {
    font-size: 1.2rem;
    margin-bottom: 25px;
    color: #555;
}

.btn {
    background-color: #4a8fe7;
    color: white;
    border: none;
    padding: 12px 25px;
    font-size: 1.1rem;
    border-radius: 50px;
    cursor: pointer;
    margin-top: 20px;
    transition: all 0.3s ease;
}

.btn:hover {
    background-color: #3a7fd7;
    transform: translateY(-2px);
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
}

.options-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 20px;
    width: 100%;
}

.option {
    width: 45%;
    max-width: 400px;
    border: 3px solid #e0e0e0;
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
}

.option:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.option img {
    width: 100%;
    height: auto;
    display: block;
}

.completion-message {
    margin: 20px 0;
}

.completion-image {
    position: relative;
    width: 80%;
    max-width: 400px;
    margin: 20px auto;
}

.completion-image img {
    width: 100%;
    height: auto;
    border-radius: 10px;
}

.shake {
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-10px); }
    40%, 80% { transform: translateX(10px); }
}

.hearts {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 10;
}

.clapping {
    animation: clap 1.5s ease-in-out;
}

@keyframes clap {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}