#root {
    text-align: center;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}

.app {
    width: 100%;
    margin: 0 auto;
}

.scene-container {
    width: 100%;
    padding-bottom: 100%;
    position: relative;
    margin: 10% 0;
}

.scene-inner {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    top: 0;
    overflow: visible;
    font-size: 28px;
}

.symbol {
    width: 12.5%;
    padding-bottom: 12.5%;
    position: absolute;
    transition: 150ms;
    left: 0;
    top: 0;
    border-radius: 8px;
}

.symbol-inner {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    top: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 8px;
    border: 2px solid #444;
    transition: 0.3s;
    overflow: hidden;
    user-select: none;
}

.symbol-inner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.queue-container {
    border-radius: 8px;
    width: 100%;
    padding-bottom: 15%;
    border: 2px solid gray;
    margin-bottom: 16px;
}

.flex-container {
    display: flex;
    gap: 8px;
}

.flex-center {
    justify-content: center;
    align-items: center;
}

.flex-grow {
    flex-grow: 1;
}

.flex-between {
    justify-content: space-between;
    align-items: center;
}

.modal {
    position: fixed;
    width: 100vw;
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    background-color: rgb(0 0 0 / 10%);
    top: 0;
    left: 0;
}

.bgm-button {
    position: fixed;
    left: 0;
    top: 0;
    padding: 4px;
    width: 36px;
    height: 36px;
}