diff --git a/cmd/govulncheck/html.go b/cmd/govulncheck/html.go
index 70a4105..a4b382d 100644
--- a/cmd/govulncheck/html.go
+++ b/cmd/govulncheck/html.go
@@ -16,58 +16,51 @@
 )
 
 func html(w io.Writer, r *vulncheck.Result, callStacks map[*vulncheck.Vuln][]vulncheck.CallStack, moduleVersions map[string]string, topPackages map[string]bool, vulnGroups [][]*vulncheck.Vuln) error {
-	tmpl, err := template.New("").Funcs(template.FuncMap{
+	tmpl, err := template.New("govulncheck").Funcs(template.FuncMap{
 		"funcName": funcName,
 	}).Parse(templateSource)
 	if err != nil {
 		return err
 	}
 
-	type vuln struct {
-		PkgPath        string
-		CurrentVersion string
-		FixedVersion   string
-		Reference      string
-		Details        string
-	}
-
 	type callstack struct {
 		Summary string
 		Stack   vulncheck.CallStack
 	}
 
-	type callstacks struct {
-		ID     string // osv.Entry ID
-		Stacks []callstack
+	type vuln struct {
+		ID             string
+		PkgPath        string
+		CurrentVersion string
+		FixedVersion   string
+		Reference      string
+		Details        string
+		Stacks         []callstack
 	}
 
-	data := struct {
-		Vulns      []vuln
-		CallStacks []callstacks
-	}{}
-
+	var vulns []*vuln
 	for _, vg := range vulnGroups {
 		v0 := vg[0]
-		data.Vulns = append(data.Vulns, vuln{
+		vn := &vuln{
+			ID:             v0.OSV.ID,
 			PkgPath:        v0.PkgPath,
 			CurrentVersion: moduleVersions[v0.ModPath],
 			FixedVersion:   "v" + latestFixed(v0.OSV.Affected),
 			Reference:      fmt.Sprintf("https://pkg.go.dev/vuln/%s", v0.OSV.ID),
 			Details:        v0.OSV.Details,
-		})
+		}
 		// Keep first call stack for each vuln.
-		stacks := callstacks{ID: v0.OSV.ID}
 		for _, v := range vg {
 			if css := callStacks[v]; len(css) > 0 {
-				stacks.Stacks = append(stacks.Stacks, callstack{
+				vn.Stacks = append(vn.Stacks, callstack{
 					Summary: summarizeCallStack(css[0], topPackages, v.PkgPath),
 					Stack:   css[0],
 				})
 			}
 		}
-		data.CallStacks = append(data.CallStacks, stacks)
+		vulns = append(vulns, vn)
 	}
-	return tmpl.Execute(w, data)
+	return tmpl.Execute(w, vulns)
 }
 
 var templateSource = `
@@ -75,35 +68,36 @@
 <html lang="en">
 <meta charset="utf-8">
 <title>govulncheck Results</title>
+<style>
+body {
+  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu,
+    'Helvetica Neue', Arial, sans-serif;
+}
+list-style-type: none;
+</style>
+
 
 <body>
-  {{with .Vulns}}
-	<h2>Vulnerabilities</h2>
-	<table>
-	  <tr><th>Package</th><th>Your Version</th><th>Fixed Version</th><th>Reference</th><th>Details</th><tr>
-	  {{range .Vulns}}
-		<tr>
-		  <td>{[.PkgPath}}</td>
-		  <td>{{.CurrentVersion}}</td>
-		  <td>{{.FixedVersion}}</td>
-		  <td>{{.Reference}}</td>
-		  <td>{{.Details}}</td>
-		</tr>
-	  {{end}}
-	</table>
+  {{range .}}
+    <h2>{{.ID}}</h2>
+    <table>
+      <tr><td>Package</td><td>{{.PkgPath}}</td></tr>
+      <tr><td>Your version</td><td>{{.CurrentVersion}}</td></tr>
+      <tr><td>Fixed version</td><td>{{.FixedVersion}}</td></tr>
+      <tr><td>Reference</td><td>{{.Reference}}</td></tr>
+      <tr><td>Description</td><td>{{.Details}}</td></tr>
+    </table>
 
-	 <h2>Call Stacks</h2>
-	 {{range .CallStacks}}
-	   <h3>.ID</h3>
-	   {{range .Stacks}}
-		 <details>
-		   <summary>{{.Summary}}</summary>
-		   {{range .Stack}}
-			 <p>{{.Function | funcName}}</p>
-		   {{end}}
-		 </details>
-	   {{end}}
-	 {{end}}
+    {{range .Stacks}}
+      <details>
+        <summary>{{.Summary}}</summary>
+        <ul>
+          {{range .Stack}}
+            <li>{{.Function | funcName}}</li>
+          {{end}}
+        </ul>
+      </details>
+    {{end}}
   {{else}}
     No vulnerabilities found.
   {{end}}
diff --git a/cmd/govulncheck/main.go b/cmd/govulncheck/main.go
index 05327d8..c1d8a71 100644
--- a/cmd/govulncheck/main.go
+++ b/cmd/govulncheck/main.go
@@ -47,9 +47,9 @@
 
 Usage:
 
-	govulncheck [-json] [-all] [-tests] [-tags] {package pattern...}
+	govulncheck [flags] {package pattern...}
 
-	govulncheck {binary path}
+	govulncheck [flags] {binary path}
 
 Flags: