Add ExtraContainer

This is the purple container that will contain additional weapons and sephira guidebooks

components/extra/ExtraContainer/index.scss

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+.ExtraContainer {
+  background: var(--extra-purple-bg);
+  border-radius: $card-corner;
+  display: flex;
+  flex-direction: column;
+  position: relative;
+  left: $unit;
+  margin: 20px auto;
+  max-width: calc($grid-width + 20px);
+  width: 100%;
+
+  .ContainerItem {
+    display: grid;
+    grid-template-columns: 1.19fr 3fr;
+    gap: $unit-2x;
+    padding: $unit-2x $unit-2x $unit-2x;
+
+    &.Disabled {
+      grid-template-columns: 1fr;
+
+      .Header {
+        flex-direction: row;
+        justify-content: space-between;
+      }
+    }
+
+    .Header {
+      align-items: center;
+      display: flex;
+      flex-direction: row;
+      gap: $unit;
+      justify-content: center;
+      min-height: $unit-4x;
+      width: 100%;
+
+      & > h3 {
+        color: var(--extra-purple-text);
+        font-size: $font-small;
+        font-weight: $medium;
+        line-height: 1.2;
+        font-weight: 500;
+        text-align: center;
+      }
+    }
+
+    &:not(:first-child) {
+      border-top: 1px solid var(--extra-purple-card-bg);
+    }
+  }
+}

components/extra/ExtraContainer/index.tsx

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+import React, { PropsWithChildren } from 'react'
+import './index.scss'
+
+// Props
+interface Props {}
+
+const ExtraContainer = ({ children, ...props }: PropsWithChildren<Props>) => {
+  return <div className="ExtraContainer">{children}</div>
+}
+
+export default ExtraContainer