.lb
{
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
}

.lb.is-open {display: block;}

.lb__backdrop
{
  position: absolute;
  inset: 0;
  background: rgba(0,46,84,0.95);
}

.lb__panel{
  position: relative;
  height: 100%;
  display: grid;
  place-items: center;
  padding: 2rem;
}

.lb__figure{
  margin: 0;
  max-width: min(1100px, 92vw);
  max-height: 86vh;
  display: grid;
  gap: .75rem;
  justify-items: center;
}

.lb__image{
  max-width: 100%;
  max-height: 78vh;
  width: auto;
  height: auto;
  display: block;
}

.lb__caption{
  color: #fff;
  font-size: 0.95rem;
  text-align: center;
  opacity: .9;
  display: none;
}

/* Controls */
.lb__close{
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 999px;
  background: rgba(0,46,84,0.5);
  color: #fff;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
}

.lb__nav{
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  border: 0;
  border-radius: 999px;
  background: rgba(0,0,0,.45);
  color: #fff;
  font-size: 44px;
  line-height: 1;
  cursor: pointer;
  display: grid;
  place-items: center;
}

.lb__prev{ left: 1rem; }
.lb__next{ right: 1rem; }

.lb__nav:focus,
.lb__close:focus{
  outline: 2px solid rgba(255,255,255,.8);
  outline-offset: 2px;
}