diff --git a/contactus.php b/api/contact.php
similarity index 100%
rename from contactus.php
rename to api/contact.php
diff --git a/register.php b/api/register.php
similarity index 61%
rename from register.php
rename to api/register.php
index 7f4266d..9334dbe 100644
--- a/register.php
+++ b/api/register.php
@@ -3,7 +3,7 @@
 function verifyCaptcha(){
     $url = 'https://www.google.com/recaptcha/api/siteverify';
     $data = array(
-        'secret' => '6LeLxy4UAAAAABClplWLJUjZ1_nhX_-SI7CuNcm8',
+        'secret' => '6LesRDsUAAAAAA6t3UgL4U4Foc9njmXX-8HIiLj_',
         'response' => $_POST["g-recaptcha-response"]
     );
     $options = array(
@@ -64,17 +64,18 @@ $filename       = "2021y22";
 // validate the variables ======================================================
 $data['nombre'] = $_POST['nombre'];
 $data['apellido'] = $_POST['apellido'];
-$data['tipodoc'] = $_POST['doctype'];
-$data['nrodoc'] = $_POST['docnro'];    
-$data['direccion'] = $_POST['dir'];
 $data['pais'] = $_POST['pais'];
 $data['ciudad'] = $_POST['ciudad'];
-$data['telefono'] = $_POST['tel'];
 $data['email'] = $_POST['email'];
-$data['profesion'] = $_POST['profesion'];
-$data['trabaja'] = $_POST['trabaja'];
+$data['titulo'] = $_POST['titulo'];
+$data['llegada'] = $_POST['bda'];
+$data['partida'] = $_POST['eda'];
 $data['financiacion'] = $_POST['financiacion'];
-$data['detallefinan'] = $_POST['detallefinan'];
+$data['invitado'] = $_POST['invited'];
+$data['carta'] = $_POST['letterinvited'];
+$data['roomtype']  = $_POST['roomtype'];
+$data['roomate']  = $_POST['roomate'];
+
 
 if (empty($_POST['nombre']))
     $errors['nombre'] = 'Nombre is required.';
@@ -82,32 +83,9 @@ if (empty($_POST['nombre']))
 if (empty($_POST['apellido']))
     $errors['apellido'] = 'Apellido is required.'; 
 
-if (empty($_POST['doctype']))
-    $errors['doctype'] = 'No seleccionó un tipo de doc'; 
-
-if (empty($_POST['docnro']))
-    $errors['docnro'] = 'No ingreso un documento'; 
-
-if (empty($_POST['dir']))
-    $errors['dir'] = 'No ingreso una direccion'; 
-
-if (empty($_POST['pais']))
-    $errors['pais'] = 'Ingrese el pais de presedencia';
-
-if (empty($_POST['ciudad']))
-    $errors['ciudad'] = 'Ingrese ciudad de presedencia';
-
-if (empty($_POST['tel']))
-    $errors['ciudad'] = 'Telefono de contacto vacio o incorrecto';
-
 if (empty($_POST['email']))
     $errors['email'] = 'E-Mail de contacto vacio o incorrecto';
 
-if (empty($_POST['profesion']))
-    $errors['email'] = 'indique profesion';
-
-if (empty($_POST['trabaja']))
-    $errors['trabaja'] = 'Indique en el sector que trabaja';
 if(empty($_POST['g-recaptcha-response'])){
     $errors['recaptcha'] = 'Debe validar el captcha';
 }
@@ -115,11 +93,6 @@ else if(!verifyCaptcha()){
     $errors['recaptcha'] = 'Error en la validación de ReCaptcha';
 }
 
-if( !file_exists("2021y22.csv"))
-    setheaders();        
-
-// return a response ===========================================================
-// if there are any errors in our errors array, return a success boolean of false
 if ( !empty($errors)) {
 
     // if there are items in our errors array, return those errors
@@ -128,23 +101,23 @@ if ( !empty($errors)) {
 } 
 else {
     $data['success'] = true;
-    bkpregister();
+    //bkpregister();
     $fila = $data;   
     registrar($fila);    
     $mail = $data["email"];
     $nombre = $data["nombre"] . " " . $data["apellido"];
-    $msg = "Hola ". $data["nombre"] ."!\n\n".
-    "te has registrado al 6to Coloquio Uruguayo de Matemática exitosamente!\n\n".
-    "Por cualquier consulta escribe a: 6coloquio@cmat.edu.uy\n\n".
-    "Saludos cordiales,\n\n".
-    "Comité Organizador, 6to Coloquio Uruguayo de Matemática.";
-    $headers = 'From: ' . "6coloquio@cmat.edu.uy" . "\r\n" .
-               'Reply-To: ' . "6coloquio@cmat.edu.uy" . "\r\n" .
+    $msg = "Hi ". $data["nombre"] ."!\n\n".
+    "You have been Successfully registered to the workshop on Groups, Geometry and Dynamics!\n\n".
+    "For any question, write us to: ggdworkshop@cmat.edu.uy\n\n".
+    "Regards,\n\n".
+    "Organizing Commite, GGD Workshop.";
+    $headers = 'From: ' . "ggdworkshop@cmat.edu.uy" . "\r\n" .
+               'Reply-To: ' . "ggdworkshop@cmat.edu.uy" . "\r\n" .
                'Content-Type: ' . "text/plain; charset=UTF-8". "\r\n" .
                'X-Mailer: PHP/' . phpversion();
-    mail($mail, 'Registro confirmado. 6to Coloquio Uruguayo de Matemática', $msg, $headers);
+    mail($mail, 'Registration confirmation for GGDWorkshop', $msg, $headers);
 
-    $data['message'] = 'Registro exitoso';
+    $data['message'] = "Registration Successfully!";
 
 }
 
diff --git a/db.php b/db.php
deleted file mode 100644
index 6caf2d8..0000000
--- a/db.php
+++ /dev/null
@@ -1,14 +0,0 @@
-<?php
-    class DB extends SQLite3{
-        function __construct(){
-            $this->open('test.db');
-        }
-    }
-    $db = new DB();
-    if(!$db){
-        echo $db->lastErrorMsg();
-    }else{
-        echo "Opened database successfully\n";
-    }
-?>
-        
diff --git a/registration.php b/registration.php
index 556ca28..c1161c1 100644
--- a/registration.php
+++ b/registration.php
@@ -1,14 +1,4 @@
 <?php include_once 'header.php'; ?>
-<style>
-.select2-selection, .select2-selection__rendered, .select2-selection__arrow{
-  height:34px!important;
-  line-height: 34px!important;
-}
-.g-recaptcha {
-    transform:scale(0.87);
-    transform-origin:0 0;
-}
-</style>
 <script src="js/data.js"></script>
 <script src="js/registerform.js"></script>
 <div class="row">         
@@ -106,8 +96,8 @@
           Are you asking for support from the conference? 
          </label>
         <div class="radios input-container">
-          <label class="radio-inline"><input id="sifinan" type="radio" name="financiacion" value="si">Yes</label>
-          <label class="radio-inline"><input id="nofinan" type="radio" name="financiacion" value="no">No</label> 
+          <label class="radio-inline"><input id="sifinan" type="radio" name="financiacion" value="1">Yes</label>
+          <label class="radio-inline"><input id="nofinan" type="radio" name="financiacion" value="0">No</label> 
           
         </div>
         <div class="col-sm-8 alert alert-info" style="margin:10px 0px 5px 0px;">
@@ -129,10 +119,10 @@
          </label>
         <div class="input-container">
           <div class="radio">
-            <label><input id="invited" type="radio" name="invited" value="si">Yes, I was previously invited</label>
+            <label><input id="invited" type="radio" name="invited" value="1">Yes, I was previously invited</label>
           </div>
           <div class="radio">
-            <label><input id="noinvited" type="radio" name="invited" value="no">No, I am applying(Registration committee will notifiy you if accepted)</label>
+            <label><input id="noinvited" type="radio" name="invited" value="0">No, I am applying(Registration committee will notifiy you if accepted)</label>
           </div>
         </div>
       </div>                       
@@ -142,8 +132,8 @@
           Do you need a letter of invitation?
          </label>
         <div class="input-container">
-          <label class="radio-inline"><input id="sifinan" type="radio" name="letterinvited" value="si">Yes</label>
-          <label class="radio-inline"><input id="nofinan" type="radio" name="letterinvited" value="no">No</label>        
+          <label class="radio-inline"><input id="sifinan" type="radio" name="letterinvited" value="1">Yes</label>
+          <label class="radio-inline"><input id="nofinan" type="radio" name="letterinvited" value="0">No</label>        
         </div>                     
       </div>
     </div>
diff --git a/style/style.css b/style/style.css
index d164c82..9137657 100644
--- a/style/style.css
+++ b/style/style.css
@@ -353,90 +353,21 @@ div.interest-links h4 a{
   width: 134px;
   padding: 5px;}
   
-.form_settings
-{ margin: 15px 0 0 0;}
-
-.form_settings p
-{ 
-  padding: 0 0 4px 0;
-
-}
 #registerform .control-label{
   text-align: left;
 }
-.form_settings span
-{ float: left; 
-  width: 100px; 
-  text-align: left;}
-  
-.form_settings input, .form_settings textarea
-{ padding: 5px; 
-  width: 299px; 
-  font: 100% arial; 
-  border: 1px solid #E5E5DB; 
-  background: #FFF; 
-  color: #47433F;
+.select2-selection, .select2-selection__rendered, .select2-selection__arrow{
+  height:34px!important;
+  line-height: 34px!important;
 }
 
-.form_settings p.inline-input input{
-  width: 200px;
-}
-.form_settings select.small{
-  width:100px;
-}  
-.form_settings input.radio-input{
-  width: 50px;
-}  
-
-.form_settings p input[type="radio"]{
-  width: 50px;
+@media screen and (max-width: 480px) {
+    .g-recaptcha {
+      transform:scale(0.87);
+      transform-origin:0 0;
+    }
 }
 
-.form_settings .submit
-{ font: 100% arial; 
-  border: 0; 
-  width: 99px; 
-  margin: 0 0 0 212px; 
-  height: 33px;
-  padding: 2px 0 3px 0;
-  cursor: pointer; 
-  background: #3B3B3B; 
-  color: #FFF;}
-
-.form_settings textarea, .form_settings select
-{ font: 100% arial; 
-  width: 299px;}
-
-.form_settings select
-{ width: 310px;}
-
-.form_settings .checkbox
-{ margin: 4px 0; 
-  padding: 0; 
-  width: 14px;
-  border: 0;
-  background: none;}
-
-.separator
-{ width: 100%;
-  height: 0;
-  border-top: 1px solid #D9D5CF;
-  border-bottom: 1px solid #FFF;
-  margin: 0 0 20px 0;}
-  
-table
-{ margin: 10px 0 30px 0;}
-
-table tr th, table tr td
-{ background: #3B3B3B;
-  color: #FFF;
-  padding: 7px 4px;
-  text-align: left;}
-  
-table tr td
-{ background: #E5E5DB;
-  color: #47433F;
-  border-top: 1px solid #FFF;}
 
 div.map-responsive{
     overflow:hidden;