figure.input-gallery[show="compare"] {
  width: 100%;
  max-width: 100%;
  position: relative;
  display: block;
  overflow: hidden;
  margin: 0;
  padding: 0;
  background: #000;
}

/* Phần chứa ảnh */
figure.input-gallery[show="compare"] .images {
  position: relative;
  width: 100%;
  overflow: hidden;
}

/* Ảnh 1 (ảnh nền) */
figure.input-gallery[show="compare"] .images img:first-child {
  width: 100%;
  height: auto;
  object-fit: contain;
  display: block;
  position: relative;
  z-index: 1;
}

/* Ảnh 2 (ảnh lớp trên) */
figure.input-gallery[show="compare"] .images img:nth-child(2) {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: auto;
  object-fit: contain;
  display: block;
  z-index: 2;
  clip-path: polygon(0 0, 50% 0, 50% 100%, 0% 100%);
}

/* Thanh trượt */
/* Vòng tròn ở giữa slider */
.slider-handle {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
width: 40px;
height: 40px;
background-color: rgba(255, 255, 255, 0.8);
border-radius: 50%;
box-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
display: flex;
align-items: center;
justify-content: center;
z-index: 11;
}

/* Mũi tên trái/phải */
.slider-handle .arrow {
display: inline-block;
width: 0;
height: 0;
margin: 0 5px;
border-top: 6px solid transparent;
border-bottom: 6px solid transparent;
}

.slider-handle .arrow.left {
border-right: 8px solid #555;
}

.slider-handle .arrow.right {
border-left: 8px solid #555;
}


/* Caption */
figure.input-gallery[show="compare"] figcaption {
  background: #f8f8f8;
  color: #333;
  font-size: 16px;
  padding: 10px;
  line-height: 1.4;
}

.slider,
.slider-handle,
.input-gallery[show="compare"] {
user-select: none;
-webkit-user-select: none;
-ms-user-select: none;
}