Postage Stamp
Regal blue stamp with scalloped perforated edges and a faded ink date. Pure SVG-mask perforation.
Postage Stamp the 37th of 43 designs in the 43 CSS Button Designs collection. The design is implemented in pure CSS — no JavaScript required. Copy the HTML and CSS panels below into your project. Because the demo is pure CSS, it works in any framework or templating engine you happen to use. The design honours prefers-reduced-motion and uses real semantic markup, so it ships accessibility-ready out of the box.
Live preview
The code
<button class="btn-stamp"> <span class="btn-stamp-text">FIRST CLASS</span> <span class="btn-stamp-num">¢25</span> </button>
.btn-stamp {
position: relative;
padding: 16px 22px;
border: none;
background: #1a3a78;
color: #fdf6e9;
font-family: ui-serif, Georgia, serif;
font-size: 11px; font-weight: 800;
letter-spacing: 0.22em;
cursor: pointer;
display: grid; gap: 4px;
/* Scalloped perforated edges via radial mask */
-webkit-mask:
radial-gradient(circle 4px at 0 50%, transparent 99%, #000 100%) repeat-y left,
radial-gradient(circle 4px at 100% 50%, transparent 99%, #000 100%) repeat-y right,
radial-gradient(circle 4px at 50% 0, transparent 99%, #000 100%) repeat-x top,
radial-gradient(circle 4px at 50% 100%, transparent 99%, #000 100%) repeat-x bottom,
linear-gradient(#000, #000);
-webkit-mask-size: 8px 12px, 8px 12px, 12px 8px, 12px 8px, 100% 100%;
-webkit-mask-composite: source-over;
mask:
radial-gradient(circle 4px at 0 50%, transparent 99%, #000 100%) repeat-y left,
radial-gradient(circle 4px at 100% 50%, transparent 99%, #000 100%) repeat-y right,
radial-gradient(circle 4px at 50% 0, transparent 99%, #000 100%) repeat-x top,
radial-gradient(circle 4px at 50% 100%, transparent 99%, #000 100%) repeat-x bottom,
linear-gradient(#000, #000);
mask-size: 8px 12px, 8px 12px, 12px 8px, 12px 8px, 100% 100%;
mask-composite: add;
box-shadow: 0 4px 12px rgba(26,58,120,0.4);
transition: transform 0.2s ease;
}
.btn-stamp-num {
font-size: 18px; color: #fcb938;
letter-spacing: 0.08em;
}
.btn-stamp:hover { transform: rotate(-3deg) translateY(-2px); }