.piv-wrapper{
  box-sizing: border-box;
  width: 100%;
  position: relative;
  overflow: hidden;
  display: block;
  flex: 1 1 100%;
  min-width: 0;
}

.piv-viewport{
  background-color: #000;
  width: 100%;
  height: 100%;
  overflow: hidden;
  position: relative;
  margin: 0 auto;
}

.piv-link{
  display: block;
  width: 100%;
  height: 100%;
  text-decoration: none;
}

.piv-bg{
  width: 100%;
  height: 100%;
  background-repeat: repeat-x;
  background-position: 0px 50%;
  background-size: auto 100%;
  will-change: background-position, transform;
  transform-origin: 50% 50%;
}


.piv-caption{
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  padding: var(--piv-cap-pad, 10px) calc(var(--piv-cap-pad, 10px) + 2px);
  background: var(--piv-cap-bg, rgba(0,0,0,0.45));
  color: var(--piv-cap-color, #fff);
  font-size: var(--piv-cap-size, 14px);
  line-height:1.25;
  text-align: var(--piv-cap-align, left);
  border-radius: var(--piv-cap-radius, 0px) var(--piv-cap-radius, 0px) 0 0;
  font-family: var(--piv-cap-font, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif);
  box-sizing:border-box;
  z-index: 5;
  pointer-events: none;
}
.piv-caption small{
  font-size:12px;
  opacity:0.9;
}


.piv-caption--none{ text-shadow:none; }
.piv-caption--soft{ text-shadow: 0 1px 2px rgba(0,0,0,0.75); }
.piv-caption--strong{ text-shadow: 0 2px 6px rgba(0,0,0,0.9); }
.piv-caption--outline{
  text-shadow:
    -1px -1px 0 rgba(0,0,0,0.85),
     0   -1px 0 rgba(0,0,0,0.85),
     1px -1px 0 rgba(0,0,0,0.85),
    -1px  0   0 rgba(0,0,0,0.85),
     1px  0   0 rgba(0,0,0,0.85),
    -1px  1px 0 rgba(0,0,0,0.85),
     0    1px 0 rgba(0,0,0,0.85),
     1px  1px 0 rgba(0,0,0,0.85);
}