diff --git a/src/web/module/maestro_section_login.html b/src/web/module/maestro_section_login.html
index 1ba4c86..2630748 100644
--- a/src/web/module/maestro_section_login.html
+++ b/src/web/module/maestro_section_login.html
@@ -1,5 +1,9 @@
 <script>
 
+$(document).ready(function() {
+	$("#maestro_name").focus();
+});
+
 function login() {
 	let name = $("#maestro_name").val();
 	let password = $("#password").val();
diff --git a/src/web/module/maestro_section_main.html b/src/web/module/maestro_section_main.html
index 94ca3a0..aaf7a30 100644
--- a/src/web/module/maestro_section_main.html
+++ b/src/web/module/maestro_section_main.html
@@ -14,7 +14,13 @@ $(document).ready(function() {
 
 function onLoadSuccessMaestroInfo() {
 	$("#maestro_info_id").text(maestroInfo.maestroName + "님, 환영합니다.");
-	$("#maestro_info_player_count").text("학생수 : " + maestroInfo.getRegisteredPlayerCount() + " / " + maestroInfo.getMaxPlayerCount());
+	$("#maestro_info_player_count").val("학생수 : " + maestroInfo.getRegisteredPlayerCount() + " / " + maestroInfo.getMaxPlayerCount());
+
+	if(maestroInfo.getRegisteredPlayerCount() === maestroInfo.getMaxPlayerCount()) {
+		$("#maestro_info_player_count").addClass("text-danger borer-danger");
+	} else if(maestroInfo.getRegisteredPlayerCount() + 5 > maestroInfo.getMaxPlayerCount()) {
+		$("#maestro_info_player_count").addClass("text-danger");
+	}
 }
 
 function onLoadFailMaestroInfo(errorMessage, errorCode) {
@@ -43,7 +49,7 @@ function onClickMaestroUpgrade() {
 
 		<div class="eyebrow ml-auto mt-0 d-md-flex align-items-center">
 			<div class="input-group my-auto">
-				<input type="text" class="form-control" value="학생수 :">
+				<input type="text" id="maestro_info_player_count" class="form-control" value="학생수 :">
 				<div class="input-group-append">
 					<button class="btn btn-primary px-3 mr-2" type="button" onClick="location.href='./../maestro/upgrade.html';">업그레이드</a>
 				</div>