diff --git a/src/appointment.php b/src/appointment.php
index 94124fa..3c91793 100644
--- a/src/appointment.php
+++ b/src/appointment.php
@@ -25,7 +25,7 @@
     $calendar_settings = fetchCalendarSettings($pdo, $doctor);
     $time_ranges = computeTimeRanges($pdo);
     ?>
-    <?php if($_SESSION["user_type"] == 1 and !isset($_GET["medico"])): ?>
+    <?php if ($_SESSION["user_type"] == 1 and !isset($_GET["medico"])): ?>
         <form name="select_doctor" method="get" action="appointment.php">
         <?php $doctors = listDoctors($pdo); ?>
             <div class="input-group">
diff --git a/src/appointment_feed.php b/src/appointment_feed.php
index e8aceb5..fcc2283 100644
--- a/src/appointment_feed.php
+++ b/src/appointment_feed.php
@@ -1,8 +1,9 @@
 <?php
 include 'appointment_management.php';
 
-function computeEndTime(&$data){
-    foreach($data as &$row){
+function computeEndTime(&$data)
+{
+    foreach ($data as &$row) {
         $time = new DateTime($row["hora"]);
         $time->modify("+{$row["duracion"]} minutes");
         $time_string = $time->format('H:i:s');
@@ -11,10 +12,11 @@ function computeEndTime(&$data){
 }
 
 
-function formatArray($data){
+function formatArray($data)
+{
     computeEndTime($data);
     $events = array();
-    foreach($data as $row){
+    foreach ($data as $row) {
         $events[] = array(
             "id"   => $row["id"],
             "title"   => $row["apellido"] . ", " . $row["nombre"],
@@ -28,7 +30,8 @@ function formatArray($data){
     return $events;
 }
 
-function fetchDatabase(){
+function fetchDatabase()
+{
     $pdo = connectDatabase();
     $data = listEvents($pdo);
     closeDatabase($pdo);
@@ -39,5 +42,3 @@ function fetchDatabase(){
 $result = fetchDatabase();
 $events = formatArray($result);
 echo json_encode($events);
-
-?>
diff --git a/src/appointment_management.php b/src/appointment_management.php
index 8d85813..cfbecb5 100644
--- a/src/appointment_management.php
+++ b/src/appointment_management.php
@@ -3,37 +3,42 @@ include'database.php';
 
 session_start();
 
-function fetchDoctor($pdo){
-    if($_SESSION["user_type"] == 2){
+function fetchDoctor($pdo)
+{
+    if ($_SESSION["user_type"] == 2) {
         $user = finduser($pdo, $_SESSION["user"]);
         return $user[0][4];
-    } 
+    }
     return $_GET["medico"];
 }
 
 
-function listEvents($pdo){
+function listEvents($pdo)
+{
     $doctor = fetchDoctor($pdo);
     $events = fetchCalendarEvents($pdo, $doctor);
     return $events;
 }
 
 
-function listHolidays($pdo){
+function listHolidays($pdo)
+{
     $doctor = fetchDoctor($pdo);
     $holidays = fetchDoctorHolidays($pdo, $doctor);
     return $holidays;
 }
 
 
-function listCalendarSettings($pdo){
+function listCalendarSettings($pdo)
+{
     $doctor = fetchDoctor($pdo);
     $calendar_settings = fetchCalendarSettings($pdo, $doctor);
     return $calendar_settings;
 }
 
 
-function appointmentCreation(){
+function appointmentCreation()
+{
     $data = $_POST;
     $pdo = connectDatabase();
     createAppointment($pdo, $data);
@@ -42,7 +47,8 @@ function appointmentCreation(){
 }
 
 
-function appointmentModification(){
+function appointmentModification()
+{
     $data = $_POST;
     $pdo = connectDatabase();
     editAppointment($pdo, $data);
@@ -51,7 +57,8 @@ function appointmentModification(){
 }
 
 
-function appointmentDeletion(){
+function appointmentDeletion()
+{
     $id = $_POST["event_id"];
     $pdo = connectDatabase();
     deleteAppointment($pdo, $id);
@@ -60,12 +67,13 @@ function appointmentDeletion(){
 }
 
 
-function getFloorCeiling($pdo){
+function getFloorCeiling($pdo)
+{
     $data = listCalendarSettings($pdo);
-    if($data["horario"] == "completo"){
+    if ($data["horario"] == "completo") {
         $start = $data["hora_inicio_mañana"];
         $end = $data["hora_fin_tarde"];
-    } else if($data["horario"] == "mañana"){
+    } elseif ($data["horario"] == "mañana") {
         $start = $data["hora_inicio_mañana"];
         $end = $data["hora_fin_mañana"];
     } else {
@@ -80,21 +88,23 @@ function getFloorCeiling($pdo){
 }
 
 
-function getTimeDiff(){
-    $current = time(); 
-    $addTime = strtotime("+30 mins", $current); 
+function getTimeDiff()
+{
+    $current = time();
+    $addTime = strtotime("+30 mins", $current);
     $diff = $addTime - $current;
     return $diff;
 }
 
 
-function computeTimeRanges($pdo){
+function computeTimeRanges($pdo)
+{
     $range = getFloorCeiling($pdo);
     $diff = getTimeDiff();
     $start = strtotime($range["start"]);
     $end = strtotime($range["end"]);
     $time_range = array();
-    while($start < $end){
+    while ($start < $end) {
         $time_range[] = date('G:i:s', $start);
         $start += $diff;
     }
@@ -102,19 +112,19 @@ function computeTimeRanges($pdo){
 }
 
 
-if(isset($_POST["create"])){
+if (isset($_POST["create"])) {
     appointmentCreation();
 }
 
-if(isset($_POST["edit_form"])){
+if (isset($_POST["edit_form"])) {
     $event_id = $_POST["event_id"];
     header("location: appointment_edit_form.php?event_id=$event_id");
 }
 
-if(isset($_POST["edit"])){
+if (isset($_POST["edit"])) {
     appointmentModification();
 }
 
-if(isset($_POST["delete"])){
+if (isset($_POST["delete"])) {
     appointmentDeletion();
 }
diff --git a/src/calendar_management.php b/src/calendar_management.php
index baef20f..5621798 100644
--- a/src/calendar_management.php
+++ b/src/calendar_management.php
@@ -30,28 +30,31 @@ function holidayDeletion()
 }
 
 
-function setWorkingHours(&$data){
-    if(isset($data["hora_inicio_mañana"], $data["hora_fin_mañana"], $data["hora_inicio_tarde"], $data["hora_fin_tarde"])){
+function setWorkingHours(&$data)
+{
+    if (isset($data["hora_inicio_mañana"], $data["hora_fin_mañana"], $data["hora_inicio_tarde"], $data["hora_fin_tarde"])) {
         $data["horario"] = "completo";
-    } else if (isset($data["hora_inicio_mañana"], $data["hora_fin_mañana"])){
+    } elseif (isset($data["hora_inicio_mañana"], $data["hora_fin_mañana"])) {
         $data["horario"] = "mañana";
-    } else if (isset($data["hora_inicio_tarde"], $data["hora_fin_tarde"])){
+    } elseif (isset($data["hora_inicio_tarde"], $data["hora_fin_tarde"])) {
         $data["horario"] = "tarde";
     }
 }
 
 
-function setUncheckedBoxes(&$data){
-    if (!isset($data["sabado_habil"])){
-            $data["sabado_habil"] = 0;
+function setUncheckedBoxes(&$data)
+{
+    if (!isset($data["sabado_habil"])) {
+        $data["sabado_habil"] = 0;
     }
-    if (!isset($data["domingo_habil"])){
-            $data["domingo_habil"] = 0;
+    if (!isset($data["domingo_habil"])) {
+        $data["domingo_habil"] = 0;
     }
 }
 
 
-function sanitizeInputs(&$data){
+function sanitizeInputs(&$data)
+{
     setWorkingHours($data);
     setUncheckedBoxes($data);
 }
diff --git a/src/calendar_settings_feed.php b/src/calendar_settings_feed.php
index 8e8d3bb..2270366 100644
--- a/src/calendar_settings_feed.php
+++ b/src/calendar_settings_feed.php
@@ -2,18 +2,20 @@
 
 include 'appointment_management.php';
 
-function formatArray($data){
+function formatArray($data)
+{
     $settings = array();
-    if(!$data["sabado_habil"]){
+    if (!$data["sabado_habil"]) {
         array_push($settings, 6);
     }
-    if(!$data["domingo_habil"]){
+    if (!$data["domingo_habil"]) {
         array_push($settings, 0);
     }
     return $settings;
 }
 
-function fetchDatabase(){
+function fetchDatabase()
+{
     $pdo = connectDatabase();
     $data = listCalendarSettings($pdo);
     closeDatabase($pdo);
@@ -24,5 +26,3 @@ function fetchDatabase(){
 $result = fetchDatabase();
 $events = formatArray($result);
 echo json_encode($events);
-
-?>
diff --git a/src/database.php b/src/database.php
index 7a25403..8098aa6 100644
--- a/src/database.php
+++ b/src/database.php
@@ -23,7 +23,8 @@ function listRows($pdo, $table)
     return $result;
 }
 
-function fetchLatestRegion($pdo){
+function fetchLatestRegion($pdo)
+{
     $query = "SELECT id_provincia FROM provincias ORDER BY id_provincia DESC LIMIT 1;";
     $result = $pdo->prepare($query);
     $result->execute();
@@ -31,7 +32,8 @@ function fetchLatestRegion($pdo){
     return $data;
 }
 
-function fetchLatestCity($pdo){
+function fetchLatestCity($pdo)
+{
     $query = "SELECT id_municipio FROM municipios ORDER BY id_municipio DESC LIMIT 1;";
     $result = $pdo->prepare($query);
     $result->execute();
@@ -39,7 +41,8 @@ function fetchLatestCity($pdo){
     return $data;
 }
 
-function createRegion($pdo, $data){
+function createRegion($pdo, $data)
+{
     $query = "INSERT INTO provincias (id_provincia, provincia) VALUES (?,?)";
     $row = fetchLatestRegion($pdo);
     $last_region = $row["id_provincia"];
@@ -48,7 +51,8 @@ function createRegion($pdo, $data){
     return $index;
 }
 
-function createCity($pdo, $data, $region){
+function createCity($pdo, $data, $region)
+{
     $query = "INSERT INTO municipios (id_provincia, cod_municipio, DC, nombre) VALUES (?,?,?,?)";
     $pdo->prepare($query)->execute([$region, 999, 999, $data["localidad2"]]);
     $city = fetchLatestCity($pdo);
@@ -60,7 +64,7 @@ function createPatient($pdo, $data)
     $query = "INSERT INTO paciente
     (nombre, apellido, fecha_de_nacimiento, documento_identificativo, tipo_documento, direccion, localidad, provincia, pais)
     VALUES (?,?,?,?,?,?,?,?,?)";
-    if($data["provincia"] == "empty" and $data["localidad"] == "empty"){
+    if ($data["provincia"] == "empty" and $data["localidad"] == "empty") {
         $region = createRegion($pdo, $data);
         $city = createCity($pdo, $data, $region);
         $data["provincia"] = $region;
@@ -76,7 +80,7 @@ function editPatient($pdo, $data, $id)
 {
     $query = "UPDATE paciente SET nombre=?, apellido=?, fecha_de_nacimiento=?, documento_identificativo=?,
     tipo_documento=?, direccion=?, localidad=?, provincia=?, pais=? WHERE id=?";
-    if($data["provincia"] == "empty" and $data["localidad"] == "empty"){
+    if ($data["provincia"] == "empty" and $data["localidad"] == "empty") {
         $region = createRegion($pdo, $data);
         $city = createCity($pdo, $data, $region);
         $data["provincia"] = $region;
@@ -388,7 +392,7 @@ function fetchCalendarSettings($pdo, $doctor)
     $result = $pdo->prepare($query);
     $result->execute([$doctor]);
     $data = $result->fetch(PDO::FETCH_ASSOC);
-    if(empty($data[8])){
+    if (empty($data[8])) {
         $data[8] = 60;
     }
     return $data;
@@ -407,7 +411,8 @@ function fetchDoctorHolidays($pdo, $doctor)
 }
 
 
-function createAppointment($pdo, $data){
+function createAppointment($pdo, $data)
+{
     $query = "INSERT INTO cita (fecha, hora, duracion, medico, observaciones, paciente) VALUES (?,?,?,?,?,?)";
     $pdo->prepare($query)->execute([$data["fecha"], $data["hora"], $data["duracion"],
                                   $data["doctor"], $data["observaciones"], $data["paciente"]]);
@@ -415,7 +420,8 @@ function createAppointment($pdo, $data){
 }
 
 
-function editAppointment($pdo, $data){
+function editAppointment($pdo, $data)
+{
     $query = "UPDATE cita SET fecha=?, hora=?, duracion=?, observaciones=?, paciente=?
             WHERE id=?";
     $pdo->prepare($query)->execute([$data["fecha"], $data["hora"], $data["duracion"],
@@ -424,14 +430,16 @@ function editAppointment($pdo, $data){
 }
 
 
-function deleteAppointment($pdo, $id){
+function deleteAppointment($pdo, $id)
+{
     $statement = "DELETE FROM cita WHERE id=?";
     $pdo->prepare($statement)->execute([$id]);
     return "Cita borrada con éxito";
 }
 
 
-function fetchAppointmentData($pdo, $id){
+function fetchAppointmentData($pdo, $id)
+{
     $query = "SELECT id, fecha, hora, duracion, observaciones FROM cita WHERE id=?";
     $result = $pdo->prepare($query);
     $result->execute([$id]);
diff --git a/src/holiday_feed.php b/src/holiday_feed.php
index 75dbd5d..35847a2 100644
--- a/src/holiday_feed.php
+++ b/src/holiday_feed.php
@@ -2,9 +2,10 @@
 
 include 'appointment_management.php';
 
-function formatArray($data){
+function formatArray($data)
+{
     $events = array();
-    foreach($data as $row){
+    foreach ($data as $row) {
         $events[] = array(
             "id"   => $row["id"],
             "start"   => $row["fecha_festivo"],
@@ -17,7 +18,8 @@ function formatArray($data){
     return $events;
 }
 
-function fetchDatabase(){
+function fetchDatabase()
+{
     $pdo = connectDatabase();
     $data = listHolidays($pdo);
     closeDatabase($pdo);
@@ -28,5 +30,3 @@ function fetchDatabase(){
 $result = fetchDatabase();
 $events = formatArray($result);
 echo json_encode($events);
-
-?>