/* 回到顶部模块样式开始 */
/* 回到顶部按钮 */
.back-to-top-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #e8f4f8;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    transition: opacity 0.3s ease, transform 0.3s ease;
    opacity: 0;
    pointer-events: none;
}
.back-to-top-container .back-to-top-icon {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.back-to-top-container.show {
    opacity: 1;
    pointer-events: auto;
}

.back-to-top-container:active {
    transform: scale(0.95);
}
/* 回到顶部模块样式结束 */