/* 轮播图占位图样式 */
.default-banner {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
}

.default-banner-1 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.default-banner-2 {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.default-banner-3 {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}