diff --git a/main.go b/main.go
index db498eb..fc57978 100644
--- a/main.go
+++ b/main.go
@@ -9,7 +9,8 @@ import (
 
 const (
 	passwordLength = 32
-	chars          = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789!?§$%&=#+<>-:,.;_*@"
+	chars          = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
+	//chars          = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789!?$%&=#+<>-:,.;_*@"
 )
 
 func generatePassword() string {
@@ -109,110 +110,149 @@ func helpHandler(w http.ResponseWriter, r *http.Request) {
 
 func webHandler(w http.ResponseWriter, r *http.Request) {
 	password := generatePassword()
-	html := fmt.Sprintf(
-		`<DOCTYPE html>
-		<html>
-		<head>
-			<title>Passwort-Generator</title>
-			<meta name="viewport" content="width=device-width, initial-scale=1.0">
-			<style>
-				body {
-					font-family: 'Helvetica Neue', Arial, sans-serif;
-					display: flex;
-					justify-content: center;
-					align-items: center;
-					height: 100vh;
-					margin: 0;
-					background-color: #f5f5f5;
-					color: #333;
-				}
-				.container {
-					text-align: center;
-					background: white;
-					padding: 2rem;
-					border-radius: 8px;
-					box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
-					width: 90%%;
-					min-width: 600px;
-					position: relative;
-				}
-				h1 {
-					font-size: 1.5rem;
-					margin-bottom: 1.5rem;
-					color: #444;
-				}
-				#password {
-					font-family: 'Courier New', Courier, monospace;
-					font-size: 1.2rem;
-					letter-spacing: 1px;
-					margin: 1rem auto;
-					padding: 0.8rem;
-					background: #f0f0f0;
-					border-radius: 4px;
-					border: 1px solid #ddd;
-					width: 90%%;
-					word-break: break-all;
-				}
-				button {
-					background: #007BFF;
-					color: white;
-					border: none;
-					padding: 0.6rem 1.2rem;
-					font-size: 1rem;
-					border-radius: 4px;
-					cursor: pointer;
-					transition: background 0.2s;
-					margin: 0.3rem;
-				}
-				button:hover {
-					background: #0056b3;
-				}
-				.help-link {
-					position: absolute;
-					top: 1rem;
-					right: 1rem;
-					font-size: 1.2rem;
-					color: #999;
-					text-decoration: none;
-				}
-				.help-link:hover {
-					color: #444;
-				}
-				.buttons {
-					display: flex;
-					justify-content: center;
-					gap: 0.5rem;
-				}
-			</style>
-			<script>
-				function copyToClipboard() {
-					navigator.clipboard.writeText(document.getElementById("password").innerText);
-					alert("Passwort kopiert!");
-				}
-				function generateNewPassword() {
-					fetch("/api/password")
-						.then(response => response.text())
-						.then(password => {
-							document.getElementById("password").innerText = password;
-						})
-						.catch(error => console.error("Fehler:", error));
-				}
-			</script>
-		</head>
-		<body>
-			<div class="container">
-				<a href="/help" class="help-link">?</a>
-				<h1>Generiertes Passwort</h1>
-				<div id="password">%s</div>
-				<div class="buttons">
-					<button onclick="copyToClipboard()">In Zwischenablage kopieren</button>
-					<button onclick="generateNewPassword()">Neues Passwort generieren</button>
-				</div>
-			</div>
-		</body>
-		</html>`,
-		password,
-	)
+html := fmt.Sprintf(
+    `<DOCTYPE html>
+    <html>
+    <head>
+        <title>Passwort-Generator</title>
+        <meta name="viewport" content="width=device-width, initial-scale=1.0">
+        <style>
+            body {
+                font-family: 'Helvetica Neue', Arial, sans-serif;
+                display: flex;
+                justify-content: center;
+                align-items: center;
+                height: 100vh;
+                margin: 0;
+                background-color: #f5f5f5;
+                color: #333;
+            }
+            .container {
+                text-align: center;
+                background: white;
+                padding: 2rem;
+                border-radius: 8px;
+                box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
+                width: 90%%;
+                min-width: 600px;
+                position: relative;
+            }
+            h1 {
+                font-size: 1.5rem;
+                margin-bottom: 1.5rem;
+                color: #444;
+            }
+            #password {
+                font-family: 'Courier New', Courier, monospace;
+                font-size: 1.2rem;
+                letter-spacing: 1px;
+                margin: 1rem auto;
+                padding: 0.8rem;
+                background: #f0f0f0;
+                border-radius: 4px;
+                border: 1px solid #ddd;
+                width: 90%%;
+                word-break: break-all;
+            }
+            .copy-button {
+                background: #4CAF50;
+                color: white;
+                border: none;
+                padding: 0.6rem 1.2rem;
+                font-size: 1rem;
+                border-radius: 4px;
+                cursor: pointer;
+                transition: background 0.2s;
+                margin: 0.3rem;
+            }
+            .copy-button:hover {
+                background: #45a049;
+            }
+            .renew-button {
+                background: #007BFF;
+                color: white;
+                border: none;
+                padding: 0.6rem 1.2rem;
+                font-size: 1rem;
+                border-radius: 4px;
+                cursor: pointer;
+                transition: background 0.2s;
+                margin: 0.3rem;
+            }
+            .renew-button:hover {
+                background: #0056b3;
+            }
+            .help-link {
+                position: absolute;
+                top: 1rem;
+                right: 1rem;
+                font-size: 1.2rem;
+                color: #999;
+                text-decoration: none;
+            }
+            .help-link:hover {
+                color: #444;
+            }
+            .buttons {
+                display: flex;
+                justify-content: center;
+                gap: 0.5rem;
+            }
+            #toast {
+                visibility: hidden;
+                min-width: 150px;
+                background-color: #4CAF50;
+                color: white;
+                text-align: center;
+                border-radius: 4px;
+                padding: 0.5rem;
+                position: fixed;
+                top: 20px;
+                right: 20px;
+                z-index: 1;
+                font-size: 0.9rem;
+                box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
+            }
+        </style>
+    </head>
+    <body>
+        <div class="container">
+            <a href="/help" class="help-link">?</a>
+            <h1>Generiertes Passwort</h1>
+            <div id="password">%s</div>
+            <div class="buttons">
+                <button class="copy-button" onclick="copyToClipboard()">In Zwischenablage kopieren</button>
+                <button class="renew-button" onclick="generateNewPassword()">Neues Passwort generieren</button>
+            </div>
+            <div id="toast">✓ Kopiert!</div>
+        </div>
+        <script>
+            function copyToClipboard() {
+                const password = document.getElementById("password").innerText;
+                navigator.clipboard.writeText(password).then(() => {
+                    const toast = document.getElementById("toast");
+                    toast.style.visibility = "visible";
+                    setTimeout(() => {
+                        toast.style.visibility = "hidden";
+                    }, 1500); // Toast verschwindet nach 1,5 Sekunden
+                }).catch(err => {
+                    console.error("Fehler beim Kopieren: ", err);
+                    alert("Kopieren fehlgeschlagen. Bitte manuell kopieren: " + password);
+                });
+            }
+            function generateNewPassword() {
+                fetch("/api/password")
+                    .then(response => response.text())
+                    .then(password => {
+                        document.getElementById("password").innerText = password;
+                    })
+                    .catch(error => console.error("Fehler:", error));
+            }
+        </script>
+    </body>
+    </html>`,
+    password,
+)
 
 	w.Header().Set("Content-Type", "text/html; charset=utf-8")
 	fmt.Fprint(w, html)
diff --git a/password-generator b/password-generator
deleted file mode 100755
index 1cca9c6..0000000
Binary files a/password-generator and /dev/null differ
