Update after-css-demo.html

after-css-demo.html

@@ -9,6 +9,7 @@
       content: '\2192'
     }
     .box-arrow-after::after {
+      display: inline-block;
       content:url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox="0 0 48 48" aria-hidden='true' focusable='false'><path d='M36 24c-1.2 0-2 0.8-2 2v12c0 1.2-0.8 2-2 2h-22c-1.2 0-2-0.8-2-2v-22c0-1.2 0.8-2 2-2h12c1.2 0 2-0.8 2-2s-0.8-2-2-2h-12c-3.4 0-6 2.6-6 6v22c0 3.4 2.6 6 6 6h22c3.4 0 6-2.6 6-6v-12c0-1.2-0.8-2-2-2z'></path><path d='M43.8 5.2c-0.2-0.4-0.6-0.8-1-1-0.2-0.2-0.6-0.2-0.8-0.2h-12c-1.2 0-2 0.8-2 2s0.8 2 2 2h7.2l-18.6 18.6c-0.8 0.8-0.8 2 0 2.8 0.4 0.4 0.8 0.6 1.4 0.6s1-0.2 1.4-0.6l18.6-18.6v7.2c0 1.2 0.8 2 2 2s2-0.8 2-2v-12c0-0.2 0-0.6-0.2-0.8z'></path></svg>");
       width: 200px;
       height: 200px;