feat: make instant resistant to external styles

packages/instant/src/components/css_reset.tsx

@@ -0,0 +1,34 @@
+import { styled } from '../style/theme';
+
+export interface CSSResetProps {}
+
+export const CSSReset =
+    styled.div <
+    CSSResetProps >
+    `
+    /* 
+    * Derived from
+    * https://github.com/jtrost/Complete-CSS-Reset
+    */
+
+    a, abbr, area, article, aside, audio, b, bdo, blockquote, body, button, 
+    canvas, caption, cite, code, col, colgroup, command, datalist, dd, del, 
+    details, dialog, dfn, div, dl, dt, em, embed, fieldset, figure, form,
+    h1, h2, h3, h4, h5, h6, head, header, hgroup, hr, html, i, iframe, img, 
+    input, ins, keygen, kbd, label, legend, li, map, mark, menu, meter, nav,
+    noscript, object, ol, optgroup, option, output, p, param, pre, progress,
+    q, rp, rt, ruby, samp, section, select, small, span, strong, sub, sup, 
+    table, tbody, td, textarea, tfoot, th, thead, time, tr, ul, var, video {
+        background: transparent;
+        border: 0;
+        font-size: 100%;
+        font: inherit;
+        margin: 0;
+        outline: none;
+        padding: 0;
+        text-align: left;
+        text-decoration: none;
+        vertical-align: baseline;
+        z-index: 1;
+    }
+`;