Critical CSS cho LCP body {
  margin: 0;
  padding: 0;
  background-color: #000;
  color: #fff;
  font-family: var(--font-geist-sans, sans-serif);
}

.bg-black {
  background-color: #000;
}

.opacity-30 {
  opacity: 0.3;
}

.relative {
  position: relative;
}

.absolute {
  position: absolute;
}

.inset-0 {
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
}

.overflow-hidden {
  overflow: hidden;
}

.w-full {
  width: 100%;
}

.h-full {
  height: 100%;
}

.object-cover {
  object-fit: cover;
}

.min-h-\[80vh\] {
  min-height: 80vh;
}

.flex {
  display: flex;
}

.items-center {
  align-items: center;
}

.justify-center {
  justify-content: center;
}

.transition-opacity {
  transition-property: opacity;
}

.duration-300 {
  transition-duration: 300ms;
}

.opacity-0 {
  opacity: 0;
}

.opacity-100 {
  opacity: 1;
}