#heada{
    margin-top: 100px;
}
.Topic{
    text-align: center;
    margin-bottom: 40px;
}
.buttons {
    width: 100%;
    margin: 0 auto;
}
.button {
    margin: 10px 5px;
    padding: 10px 20px;
    background: linear-gradient(45deg,#FFA500,#ff62ff );
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    position: relative;
    animation: moveButton 2s infinite alternate, gradientAnimation 5s linear infinite;
    background-size: 200% 200%;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1), 0 1px 3px rgba(0, 0, 0, 0.08);
}


.hiragana-container {
    width: 70%;
    text-align: center;
    margin: 0 auto;
    display: none;
}

table{
    margin: 0 auto;
    width: 50%;
    user-select: none;
    border-collapse: collapse;
    margin-bottom: 100px;
}
table th{
    border: 1px solid #ccc;
}
tbody td{
    border: 1px solid #ccc;
    padding: 10px;
}
th:nth-child(1),
td:nth-child(1) {
    width: 50%;
}
th:nth-child(2),
td:nth-child(2) {
    width: 50%;
}



.recommended-word {
    color: blue; /* 원하는 색상으로 변경하세요 */
}
.character {
    letter-spacing: normal;
}


#btn-back-to-top {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 30px;
    z-index: 9999;
    border: none;
    outline: none;
    background-color: #555;
    color: white;
    cursor: pointer;
    padding: 15px;
    border-radius: 10px;
}

#btn-back-to-top:hover {
    background-color: #333;
}


@media (max-width: 768px) {
    table {
        width: 100%;
    }
}