diff --git a/DTTextField/Classes/DTTextField.swift b/DTTextField/Classes/DTTextField.swift
index ea52e71..9aa4174 100644
--- a/DTTextField/Classes/DTTextField.swift
+++ b/DTTextField/Classes/DTTextField.swift
@@ -253,7 +253,6 @@ public class DTTextField: UITextField {
     fileprivate func commonInit() {
         
         dtborderStyle               = .rounded
-        dtLayer.backgroundColor     = UIColor.white.cgColor
         
         floatPlaceholderColor       = UIColor(red: 204.0/255.0, green: 204.0/255.0, blue: 204.0/255.0, alpha: 1.0)
         floatPlaceholderActiveColor = tintColor
diff --git a/Package.swift b/Package.swift
new file mode 100644
index 0000000..b016819
--- /dev/null
+++ b/Package.swift
@@ -0,0 +1,26 @@
+// swift-tools-version:5.3
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+import PackageDescription
+
+let package = Package(
+    name: "DTTextField",
+    products: [
+        // Products define the executables and libraries a package produces, and make them visible to other packages.
+        .library(
+            name: "DTTextField",
+            targets: ["DTTextField"]),
+    ],
+    dependencies: [
+        // Dependencies declare other packages that this package depends on.
+        // .package(url: /* package url */, from: "1.0.0"),
+    ],
+    targets: [
+        // Targets are the basic building blocks of a package. A target can define a module or a test suite.
+        // Targets can depend on other targets in this package, and on products in packages this package depends on.
+        .target(
+            name: "DTTextField",
+            dependencies: [],
+            path: "DTTextField/Classes"),
+    ]
+)