Added grid layout components.

components/layout/GridLayout.js

@@ -0,0 +1,31 @@
+import React from 'react';
+import classNames from 'classnames';
+import styles from './GridLayout.module.css';
+
+export default function GridLayout({ className, children }) {
+  return <div className={classNames(styles.grid, className)}>{children}</div>;
+}
+
+export const GridRow = ({ className, children }) => {
+  return <div className={classNames(styles.row, className, 'row')}>{children}</div>;
+};
+
+export const GridColumn = ({ xs, sm, md, lg, xl, className, children }) => {
+  const classes = [];
+
+  classes.push(xs ? `col-${xs}` : 'col');
+
+  if (sm) {
+    classes.push(`col-sm-${sm}`);
+  }
+  if (md) {
+    classes.push(`col-md-${md}`);
+  }
+  if (lg) {
+    classes.push(`col-lg-${lg}`);
+  }
+  if (xl) {
+    classes.push(`col-lg-${xl}`);
+  }
+  return <div className={classNames(styles.col, classes, className)}>{children}</div>;
+};

components/layout/GridLayout.module.css

@@ -0,0 +1,40 @@
+.grid {
+  display: flex;
+  flex-direction: column;
+}
+
+.col {
+  display: flex;
+  flex-direction: column;
+}
+
+.row {
+  border-top: 1px solid var(--gray300);
+  min-height: 430px;
+}
+
+.row > .col {
+  border-left: 1px solid var(--gray300);
+  padding: 20px;
+}
+
+.row > .col:first-child {
+  border-left: 0;
+  padding-left: 0;
+}
+
+.row > .col:last-child {
+  padding-right: 0;
+}
+
+@media only screen and (max-width: 992px) {
+  .row {
+    border: 0;
+  }
+
+  .row > .col {
+    border-top: 1px solid var(--gray300);
+    border-left: 0;
+    padding: 0;
+  }
+}