diff --git a/sing.php b/sing.php
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index 0000000..86d9989
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+++ b/sing.php
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+<!DOCTYPE html>
+<html lang="pt-br">
+<head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0"/>
+    <title>Login e Registro</title>
+    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.4/css/all.min.css">
+    <link rel="stylesheet" href="css/Login-e-Registro.css"/>
+    <link rel="stylesheet" href="css/base.css"/> 
+</head>
+<body>
+    <div class="form-wrapper">
+        <div class="login-container active">
+            <h2>LOGIN</h2>
+
+            <div class="input-box">
+                <i class="fas fa-user"></i>
+                <input type="text" id="loginUsername" placeholder=" " />
+                <label for="loginUsername">Usuário</label>
+            </div>
+
+            <div class="input-box">
+                <i class="fas fa-lock"></i>
+                <input type="password" id="loginPassword" placeholder=" " />
+                <label for="loginPassword">Senha</label>
+            </div>
+
+            <div class="buttons">
+                <button class="btn" id="loginBtn">Login</button>
+                <button class="btn" id="showRegisterBtn">Registrar</button>
+            </div>
+
+            <button class="btn forgot">Esqueceu sua Senha?</button>
+        </div>
+
+        <div class="register-container">
+            <h2>REGISTRO</h2>
+            <form>
+                <div class="form-group input-box">
+                    <input type="text" id="registerUsername" name="username" placeholder=" ">
+                    <label for="registerUsername">Usuário</label>
+                </div>
+                <div class="form-group input-box">
+                    <input type="email" id="registerEmail" name="email" placeholder=" ">
+                    <label for="registerEmail">Email</label>
+                </div>
+                <div class="form-group input-box">
+                    <input type="password" id="registerPassword" name="password" placeholder=" ">
+                    <label for="registerPassword">Senha</label>
+                </div>
+                <button type="submit" class="register-button" id="registerBtn">Registrar</button>
+            </form>
+            <button class="btn" id="showLoginBtn">Voltar para Login</button>
+        </div>
+    </div>
+
+    <div id="custom-alert" class="custom-alert-hidden">
+        <div class="custom-alert-content">
+            <p id="custom-alert-message"></p>
+            <button id="custom-alert-ok-btn">OK</button>
+        </div>
+    </div>
+
+    <script src="javascript/script.js"></script>
+</body>
+</html>
\ No newline at end of file
