Index: wp-login.php
===================================================================
--- wp-login.php	(revision 42875)
+++ wp-login.php	(working copy)
@@ -280,7 +280,7 @@
 	 */
 	do_action( 'login_footer' );
 	?>
-	<div class="clear"></div>
+	<div aria-hidden="true" class="clear"></div>
 	</body>
 	</html>
 	<?php
@@ -603,7 +603,7 @@
 	<form name="lostpasswordform" id="lostpasswordform" action="<?php echo esc_url( network_site_url( 'wp-login.php?action=lostpassword', 'login_post' ) ); ?>" method="post">
 	<p>
 		<label for="user_login" ><?php _e( 'Username or Email Address' ); ?><br />
-		<input type="text" name="user_login" id="user_login" class="input" value="<?php echo esc_attr( $user_login ); ?>" size="20" autocapitalize="off" /></label>
+		<input type="text" name="user_login" id="user_login" class="input" value="<?php echo esc_attr( $user_login ); ?>" size="20" autocapitalize="off" required/></label>
 	</p>
 	<?php
 	/**
@@ -711,8 +711,8 @@
 
 		<div class="wp-pwd">
 			<div class="password-input-wrapper">
-				<input type="password" data-reveal="1" data-pw="<?php echo esc_attr( wp_generate_password( 16 ) ); ?>" name="pass1" id="pass1" class="input password-input" size="24" value="" autocomplete="off" aria-describedby="pass-strength-result" />
-				<span class="button button-secondary wp-hide-pw hide-if-no-js">
+				<input type="password" data-reveal="1" data-pw="<?php echo esc_attr( wp_generate_password( 16 ) ); ?>" name="pass1" id="pass1" class="input password-input" size="24" value="" autocomplete="off" aria-describedby="pass-strength-result" required/>
+				<span aria-hidden="true" class="button button-secondary wp-hide-pw hide-if-no-js">
 					<span class="dashicons dashicons-hidden"></span>
 				</span>
 			</div>
@@ -728,7 +728,7 @@
 
 	<p class="user-pass2-wrap">
 		<label for="pass2"><?php _e( 'Confirm new password' ); ?></label><br />
-		<input type="password" name="pass2" id="pass2" class="input" size="20" value="" autocomplete="off" />
+		<input type="password" name="pass2" id="pass2" class="input" size="20" value="" autocomplete="off" required/>
 	</p>
 
 	<p class="description indicator-hint"><?php echo wp_get_password_hint(); ?></p>
@@ -823,11 +823,11 @@
 	<form name="registerform" id="registerform" action="<?php echo esc_url( site_url( 'wp-login.php?action=register', 'login_post' ) ); ?>" method="post" novalidate="novalidate">
 	<p>
 		<label for="user_login"><?php _e( 'Username' ); ?><br />
-		<input type="text" name="user_login" id="user_login" class="input" value="<?php echo esc_attr( wp_unslash( $user_login ) ); ?>" size="20" autocapitalize="off" /></label>
+		<input type="text" name="user_login" id="user_login" class="input" value="<?php echo esc_attr( wp_unslash( $user_login ) ); ?>" size="20" autocapitalize="off" required/></label>
 	</p>
 	<p>
 		<label for="user_email"><?php _e( 'Email' ); ?><br />
-		<input type="email" name="user_email" id="user_email" class="input" value="<?php echo esc_attr( wp_unslash( $user_email ) ); ?>" size="25" /></label>
+		<input type="email" name="user_email" id="user_email" class="input" value="<?php echo esc_attr( wp_unslash( $user_email ) ); ?>" size="25" required/></label>
 	</p>
 	<?php
 	/**
@@ -1071,11 +1071,11 @@
 	<form name="loginform" id="loginform" action="<?php echo esc_url( site_url( 'wp-login.php', 'login_post' ) ); ?>" method="post">
 	<p>
 		<label for="user_login"><?php _e( 'Username or Email Address' ); ?><br />
-		<input type="text" name="log" id="user_login"<?php echo $aria_describedby_error; ?> class="input" value="<?php echo esc_attr( $user_login ); ?>" size="20" autocapitalize="off" /></label>
+		<input type="text" name="log" id="user_login"<?php echo $aria_describedby_error; ?> class="input" value="<?php echo esc_attr( $user_login ); ?>" size="20" autocapitalize="off" required/></label>
 	</p>
 	<p>
 		<label for="user_pass"><?php _e( 'Password' ); ?><br />
-		<input type="password" name="pwd" id="user_pass"<?php echo $aria_describedby_error; ?> class="input" value="" size="20" /></label>
+		<input type="password" name="pwd" id="user_pass"<?php echo $aria_describedby_error; ?> class="input" value="" size="20" required/></label>
 	</p>
 	<?php
 	/**