Resolve "Implement basic functionality"

Closes #1 (closed) Closes #2 (closed) Closes #3 (closed) Closes #4 (closed) Closes #5 (closed) Closes #6 (closed)

example/src/components/CircularCard.vue

+<template>
+  <div>
+    <span><slot></slot></span>
+  </div>
+</template>
+
+<script>
+export default {
+  name: "CircularCard",
+};
+</script>
+
+<style scoped>
+div {
+  aspect-ratio: 1/1;
+  border-radius: 100%;
+  min-height: 2em;
+  box-shadow: 2px 2px 1px 0 rgba(0, 0, 0, 0.75);
+  -webkit-box-shadow: 2px 2px 1px 0 rgba(0, 0, 0, 0.75);
+  -moz-box-shadow: 2px 2px 1px 0 rgba(0, 0, 0, 0.75);
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  font-size: large;
+}
+</style>