Pulsar

Corridor

CSS

Two parallel vertical track rules with horizontal distance calibration ticks that glide slowly in opposite directions.

Tier
CSS
Dependencies
None
Duration
4 s, loops
Categories
Backgrounds and ambient
Use cases
Security and trust, Ambient background
Industries
Security and identity, IT services and infrastructure
Style
Technical · light stroke
Set
perimeter
Tags
barslineambientminimalstroke

Companion assets

The same artwork, not animated. Derived from the entry’s own resting state, so it matches exactly.

Animated
CSS tier
Static vector
Corridor, not animated
Download SVG

Code

animation.svg

<svg xmlns="http://www.w3.org/2000/svg" fill="none" aria-hidden="true" class="pulsar pulsar-perimeter-corridor" data-pulsar="perimeter-corridor" viewBox="0 0 160 96"><line x1="52" x2="52" y1="12" y2="84" stroke="currentColor" stroke-width="1.25" opacity=".6"></line><line x1="108" x2="108" y1="12" y2="84" stroke="currentColor" stroke-width="1.25" opacity=".6"></line><line x1="80" x2="80" y1="16" y2="80" stroke="currentColor" stroke-dasharray="2 4" opacity=".2"></line><g class="perimeter-corridor-ticks-left"><path stroke="currentColor" d="M44 4h8m-6 8h6m-8 8h8m-6 8h6m-8 8h8m-6 8h6m-8 8h8m-6 8h6m-8 8h8m-6 8h6m-8 8h8m-6 8h6m-8 8h8" opacity=".6"></path></g><g class="perimeter-corridor-ticks-right"><path stroke="currentColor" d="M108 4h8m-8 8h6m-6 8h8m-8 8h6m-6 8h8m-8 8h6m-6 8h8m-8 8h6m-6 8h8m-8 8h6m-6 8h8m-8 8h6m-6 8h8" opacity=".6"></path></g><g class="perimeter-corridor-marker"><circle cx="80" cy="48" r="3" fill="var(--pulsar-accent, currentColor)" fill-opacity=".2" stroke="var(--pulsar-accent, currentColor)" stroke-width="1.5"></circle><line x1="56" x2="74" y1="48" y2="48" stroke="var(--pulsar-accent, currentColor)" stroke-dasharray="2 2"></line><line x1="86" x2="104" y1="48" y2="48" stroke="var(--pulsar-accent, currentColor)" stroke-dasharray="2 2"></line></g></svg>

animation.css

.pulsar-perimeter-corridor {
  display: block;
  overflow: visible;
}
.pulsar-perimeter-corridor .perimeter-corridor-ticks-left {
  animation: perimeter-corridor-down-anim 4000ms linear infinite;
}
.pulsar-perimeter-corridor .perimeter-corridor-ticks-right {
  animation: perimeter-corridor-up-anim 4000ms linear infinite;
}
.pulsar-perimeter-corridor .perimeter-corridor-marker {
  animation: perimeter-corridor-marker-anim 4000ms ease-in-out infinite;
}

@keyframes perimeter-corridor-down-anim {
  0% {
    transform: translateY(0);
  }
  100% {
    transform: translateY(16px);
  }
}

@keyframes perimeter-corridor-up-anim {
  0% {
    transform: translateY(0);
  }
  100% {
    transform: translateY(-16px);
  }
}

@keyframes perimeter-corridor-marker-anim {
  0%,
  100% {
    transform: translateY(-12px);
    opacity: 0.7;
  }
  50% {
    transform: translateY(12px);
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pulsar-perimeter-corridor .perimeter-corridor-ticks-left,
  .pulsar-perimeter-corridor .perimeter-corridor-ticks-right,
  .pulsar-perimeter-corridor .perimeter-corridor-marker {
    animation: none;
  }
}

From this family15 in Perimeter

See the family