Improving crate bedset field

Author: khoroshevskyi

ui/src/components/modals/create-bedset-modal.tsx

@@ -19,21 +19,22 @@ export const generateBEDsetCreationDescription = () => {
   const text = `
   **To create a new BEDset:**
 
-  1. Create PEP in [PEPhub](https://pephub.databio.org/), by copying the text below, and pasting it into the sample table.
-  The name of the PEP project will be used as the name and identifier for the BEDset.
-  2. Add source, author, and other metadata to config file. e.g. 
+  1. Create PEP in [PEPhub](https://pephub.databio.org/), by copying the text from **'PEP sample table'** section below, and pasting it into the sample table in PEPhub.
+  The name of the PEP project will be used as the name and identifier for the new BEDset.
+  2. Add *source*, *author*, and other metadata to config file in PEP. e.g. (not required, but recommended): 
   \`\`\`json
   'author': "BEDbase team",
   'source': "BEDbase",
   \`\`\`
-  3. Use 'Submit PEP' form below or BEDbase API ([${API_BASE}](${API_BASE}/docs#/bedset/create_bedset_v1_bedset_create__post)) and 
-  create a new BEDset by providing the registry path in the Body of the request. (Registry path can be copied from the PEPhub):
+  3. Use **'Submit PEP'** section form below to create a new BEDset by providing the registry path (e.g. databio/new_bedset:default). Registry path can be copied from the PEPhub. \n
+     **Optionally, you can use BEDbase API ([${API_BASE}](${API_BASE}/docs#/bedset/create_bedset_v1_bedset_create__post)), where you can provide registry path
+   in the Body of the request. Example Body request:* 
   \`\`\`json
   {
     "registry_path": "namespace/name:tag"
   }
   \`\`\`
-  **Note**: We currently only support PEPs from the bedbase team. If you want to create new bedset, please create an issue: [https://github.com/databio/bedbase](https://github.com/databio/bedbase/issues)
+  ***Note**: We currently only support PEPs from the __bedbase team__. If you want to create new bedset, please create an issue: [https://github.com/databio/bedbase](https://github.com/databio/bedbase/issues)
 
   `;
   return text;
@@ -92,6 +93,10 @@ export const CreateBedSetModal = (props: Props) => {
           </Markdown>
         </div>
 
+        <div className="border-bottom my-3" style={{ margin: '0 -1em' }}></div>
+        <span className="fw-semibold text-lg">
+            PEP sample table
+          </span>
         <div className="position-relative my-1 px-3" style={{ margin: '-1em' }}>
           <Markdown className='rounded rounded-2 bg-body-secondary markdown-bg' rehypePlugins={[rehypeHighlight]}>{generateBEDsetPEPMd(Object.values(cart).map((item) => item.id))}</Markdown>
           <div className="position-absolute top-0 end-0 m-3">