diff --git a/src/index.html b/src/index.html
index e7c4417..5334525 100644
--- a/src/index.html
+++ b/src/index.html
@@ -8,16 +8,13 @@
   </head>
   <body>
     <form>
-      <!-- TODO: Fix Logo Rendering Issue-->
-      <img src="/logo.png" />
+      <img src="logo.svg" />
       <span id="success-message" hidden="true">Success!</span>
       <span id="error-message" hidden="true">Invalid Credentials</span>
       <label for="email">Email</label>
-      <!-- TODO: Add HTML Email Validation to Email Input -->
-      <input id="email" type="text" placeholder="Enter your email" />
+      <input id="email" type="email" placeholder="Enter your email" />
       <label for="password">Password</label>
-      <!-- TODO: Update HTML Password Input to Hide Password Visibility -->
-      <input id="password" type="text" placeholder="Enter your password" />
+      <input id="password" type="password" placeholder="Enter your password" />
       <button>Submit</button>
     </form>
   </body>
diff --git a/src/script.js b/src/script.js
index 4e3be16..982c1a4 100644
--- a/src/script.js
+++ b/src/script.js
@@ -24,10 +24,19 @@ addEventListener("submit", (event) => {
 
   console.log(`email submitted: ${email}`);
   console.log(`password submitted: ${password}`);
-  /*
-    TODO:
-    1. Check if the email and password are valid (using the usersTable)
-    2. If they are, call renderSuccess()
-    3. If they are not, call renderError()
-   */
+
+  let found = false;
+  for (user of usersTable) {
+    console.log(user.username);
+    if (user.username === email && user.password === password) {
+      found = true;
+      break;
+    }
+  }
+
+  if (found) {
+    renderSuccess();
+  } else {
+    renderError();
+  }
 });
diff --git a/src/styles.css b/src/styles.css
index 25969e5..296e703 100644
--- a/src/styles.css
+++ b/src/styles.css
@@ -3,6 +3,7 @@ body {
   display: flex;
   /* TODO: Adjust CSS so that form is centered on page */
   align-items: center;
+  justify-content: center; 
 }
 
 form {
