diff --git a/index.html b/index.html
index c86d60b..84652ac 100644
--- a/index.html
+++ b/index.html
@@ -114,6 +114,9 @@
         <div class="margin prev">
             <button class="btn">Hallo Welt</button>
             <button class="btn btn-primary">Hallo Welt</button>
+            <button class="btn btn-secondary">Secondary</button>
+            <button class="btn btn-success">Success</button>
+            <button class="btn btn-error">Error</button>
 
             <button class="btn fab">+</button>
             <a class="btn fab fab-left" href="#">-</a>
diff --git a/package-lock.json b/package-lock.json
index 729a4fb..482a371 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,110 +1,39 @@
 {
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-      "optional": true
+      "integrity": "sha512-oLHIdio3tZ0qH76NybpeneBhYVj0QFTfXEFTc/B3zKQspYfYYkWYgFsmzo+4kvId/bQRcNkVeguI3y+CD22BtA==",
+      "dev": true
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     "readdirp": {
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       "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-3.1.1.tgz",
       "integrity": "sha512-XXdSXZrQuvqoETj50+JAitxz1UPdt5dupjT6T5nVB+WvjMv2XKYj+s7hPeAVCXvmJrL36O4YYyWlIC3an2ePiQ==",
+      "dev": true,
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         "picomatch": "^2.0.4"
       }
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-    "request": {
-      "version": "2.88.0",
-      "resolved": "https://registry.npmjs.org/request/-/request-2.88.0.tgz",
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-        "extend": "~3.0.2",
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-        "har-validator": "~5.1.0",
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-        "isstream": "~0.1.2",
-        "json-stringify-safe": "~5.0.1",
-        "mime-types": "~2.1.19",
-        "oauth-sign": "~0.9.0",
-        "performance-now": "^2.1.0",
-        "qs": "~6.5.2",
-        "safe-buffer": "^5.1.2",
-        "tough-cookie": "~2.4.3",
-        "tunnel-agent": "^0.6.0",
-        "uuid": "^3.3.2"
-      }
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       "resolved": "https://registry.npmjs.org/sass/-/sass-1.22.7.tgz",
       "integrity": "sha512-ahREi0AdG7RTovSv14+yd1prQSfIvFcrDpOsth5EQf1+RM7SvOxsSttzNQaFmK1aa/k/3vyYwlYF5l0Xl+6c+g==",
+      "dev": true,
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         "chokidar": ">=2.0.0 <4.0.0"
       }
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-        "jsbn": "~0.1.0",
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-        "tweetnacl": "~0.14.0"
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       "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
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+      "dev": true,
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         "is-number": "^7.0.0"
       }
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-      "version": "2.4.3",
-      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.4.3.tgz",
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-      "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q=",
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-      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
-      "integrity": "sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==",
-      "dev": true,
-      "optional": true,
-      "requires": {
-        "punycode": "^2.1.0"
-      }
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-    "uuid": {
-      "version": "3.3.2",
-      "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.2.tgz",
-      "integrity": "sha512-yXJmeNaw3DnnKAOKJE51sL/ZaYfWJRl1pK9dr19YFCu0ObS231AB1/LbqTKRAQ5kw8A90rA6fr4riOUpTZvQZA==",
-      "dev": true,
-      "optional": true
-    },
-    "verror": {
-      "version": "1.10.0",
-      "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
-      "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
-      "dev": true,
-      "optional": true,
-      "requires": {
-        "assert-plus": "^1.0.0",
-        "core-util-is": "1.0.2",
-        "extsprintf": "^1.2.0"
-      }
     }
   }
 }
diff --git a/package.json b/package.json
index 6bc048e..dbab518 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hibas123/theme",
-  "version": "1.2.11",
+  "version": "1.2.12",
   "description": "",
   "main": " ",
   "files": [
diff --git a/src/base.scss b/src/base.scss
index 9952d30..899b46b 100644
--- a/src/base.scss
+++ b/src/base.scss
@@ -15,7 +15,13 @@
     --secondary: #d8701b;
     --on-secondary: black;
     --error: rgb(255, 0, 0);
-    --primary-transparent: #196eb917
+    --on-error: white;
+    
+    --primary-transparent: #196eb917;
+
+    --success: #28a745;
+    --on-success: white;
+
 }
 
 $primary: var(--primary) !default;
@@ -27,6 +33,9 @@ $on-secondary: var(--on-secondary) !default;
 $error: var(--error) !default;
 $on-error: var(--on-error) !default;
 
+$success: var(--success) !default;
+$on-success: var(--on-success) !default;
+
 @import "./base/_global.scss";
 @import "./base/_btn.scss";
 @import "./base/_modal.scss";
diff --git a/src/base/_btn.scss b/src/base/_btn.scss
index 72b70ef..ae80016 100644
--- a/src/base/_btn.scss
+++ b/src/base/_btn.scss
@@ -20,9 +20,9 @@
     @include btn-flat();
 }
 
-.btn-primary {
-    background: $primary !important;
-    color: $on-primary !important;
+@mixin btn-color($background, $text) {
+    background: $background !important;
+    color: $text !important;
 
     &:hover {
         filter: brightness(.95);
@@ -33,19 +33,21 @@
     }
 }
 
+
+.btn-primary {
+    @include btn-color($primary, $on-primary);
+}
+
 .btn-secondary {
+    @include btn-color($secondary, $on-secondary);
+}
 
-    background: $secondary !important;
-    color: $on-primary !important;
+.btn-success {
+    @include btn-color($success, $on-success );
+}
 
-
-    &:hover {
-        filter: brightness(.95);
-    }
-
-    &:active {
-        filter: brightness(1.05);
-    }
+.btn-error {
+    @include btn-color($error, $on-error );
 }
 
 .btn-icon {