.slideshow {
    position: relative;
    max-width: 800px; /* سایز نمایش */
    margin: auto;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    background: #fff;
}

.slideshow .slides img {
    width: 100%;
    display: none;
    object-fit: contain;
    border-radius: 12px;
}

.slideshow .slides img.active {
    display: block;
}

/* دکمه‌های کنترل */
.slideshow .prev,
.slideshow .next {
    cursor: pointer;
    position: absolute;
    top: 50%;
    padding: 12px;
    color: white;
    font-weight: bold;
    font-size: 24px;
    border: none;
    background: rgba(0,0,0,0.4);
    border-radius: 50%;
    user-select: none;
    transform: translateY(-50%);
    transition: background 0.3s;
}

.slideshow .prev:hover,
.slideshow .next:hover {
    background: rgba(0,0,0,0.7);
}

.slideshow .prev { left: 10px; }
.slideshow .next { right: 10px; }