update src/components/MiniComponents/OfferSection/index.js and src/index.scss

src/index.scss

@@ -19,20 +19,20 @@ body {
 }
 
 .btn {
-  height: 300px;
   position: relative;
   background-color: #000;
+  overflow: hidden;
 }
 
-.btn:before {
+.btn::before {
+  content: " ";
   position: absolute;
-  content: "";
+  left: -6.1em;
-  width: 100%;
+  top: 50%;
-  height: 100%;
+  transform: translateY(-50%) rotate(200deg);
-  top: 100px;
+  background: #111;
-  left: 0;
+  width: 40%;
-  background-color: #000;
+  height: 140%;
-  transform: skewX(25deg);
 }
 
 .rtl {