@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;700&display=swap');

body {
    font-family: 'Noto Sans KR', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #f0f0f0;
    color: #333;
    transition: background-color 0.7s ease, color 0.7s ease;
    text-align: center;
}

.mood-container {
    padding: 40px;
    border-radius: 15px;
    background-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
}

#change-mood-button {
    background-color: #333;
    color: #fff;
    border: none;
    padding: 15px 30px;
    font-size: 1rem;
    font-weight: 700;
    border-radius: 50px;
    cursor: pointer;
    transition: transform 0.2s ease, background-color 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

#change-mood-button:hover {
    transform: translateY(-3px);
    background-color: #555;
}

#change-mood-button:active {
    transform: translateY(1px);
}

.music-uploader {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.music-uploader label {
    font-size: 0.9rem;
    margin-right: 10px;
}

#music-upload {
    margin-bottom: 15px;
}

#music-player {
    width: 100%;
    margin-top: 10px;
}