diff --git a/Natours/starter/css/style.css b/Natours/starter/css/style.css
index bc74a7d..b22985a 100644
--- a/Natours/starter/css/style.css
+++ b/Natours/starter/css/style.css
@@ -95,24 +95,24 @@ body {
     margin-bottom: 3rem; }
 
 .u-center-text {
-  text-align: center; }
+  text-align: center !important; }
 
 .u-margin-bottom-small {
-  margin-bottom: 2rem; }
+  margin-bottom: 2rem !important; }
 
 .u-margin-bottom-medium {
-  margin-bottom: 4rem; }
+  margin-bottom: 4rem !important; }
 
 .u-margin-bottom-big {
-  margin-bottom: 8rem; }
+  margin-bottom: 8rem !important; }
 
 .u-margin-top-big {
-  margin-top: 8rem; }
+  margin-top: 8rem !important; }
 
 .u-margin-top-huge {
-  margin-top: 10rem; }
+  margin-top: 10rem !important; }
 
-.btn:link, .btn:visited {
+.btn, .btn:link, .btn:visited {
   text-transform: uppercase;
   text-decoration: none;
   padding: 1.5rem 4rem;
@@ -120,10 +120,12 @@ body {
   border-radius: 10rem;
   transition: all 0.2s;
   position: relative;
-  font-size: 1.6rem; }
+  font-size: 1.6rem;
+  border: none;
+  cursor: pointer; }
 
 .btn--animated {
-  animation: slideBottom 0.7s ease-out .75s;
+  animation: slideBottom 0.7s ease-out 0.75s;
   animation-fill-mode: backwards; }
 
 .btn:hover {
@@ -133,7 +135,7 @@ body {
     transform: scaleX(1.4) scaleY(1.6);
     opacity: 0; }
 
-.btn:active {
+.btn:active, .btn:focus {
   transform: translateY(-0.1rem);
   box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.2); }
 
@@ -168,7 +170,7 @@ body {
   text-decoration: none;
   border-bottom: 1px solid #55c57a;
   padding: 3px;
-  transition: all .2s; }
+  transition: all 0.2s; }
 
 .btn-text:hover {
   background-color: #55c57a;
@@ -381,6 +383,82 @@ body {
     width: 100%;
     object-fit: cover; }
 
+.form__group:not(:last-child) {
+  margin-bottom: 2rem; }
+
+.form__input {
+  font-size: 1.5rem;
+  font-family: inherit;
+  color: inherit;
+  padding: 1.5rem 2rem;
+  border-radius: 2px;
+  background-color: rgba(255, 255, 255, 0.5);
+  border: none;
+  border-bottom: 3px solid transparent;
+  width: 90%;
+  display: block;
+  transition: all 0.3s; }
+  .form__input:focus {
+    outline: none;
+    box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.1);
+    border-bottom: 3px solid #55c57a; }
+  .form__input:focus:invalid {
+    border-bottom: 3px solid #ff7730; }
+  .form__input::placeholder {
+    color: #999; }
+
+.form__label {
+  font-size: 1.2rem;
+  font-weight: 700;
+  margin-left: 2rem;
+  margin-top: 0.7rem;
+  display: block;
+  transition: all 0.3s; }
+
+.form__input:placeholder-shown + .form__label {
+  opacity: 0;
+  visibility: hidden;
+  transform: translateY(-4rem); }
+
+.form__radio-group {
+  width: 49%;
+  display: inline-block; }
+
+.form__radio-input {
+  display: none; }
+
+.form__radio-label {
+  font-size: 1.6rem;
+  cursor: pointer;
+  position: relative;
+  padding-left: 4.5rem; }
+
+.form__radio-button {
+  height: 3rem;
+  width: 3rem;
+  border: 5px solid #55c57a;
+  border-radius: 50%;
+  display: inline-block;
+  position: absolute;
+  left: 0;
+  top: -0.4rem; }
+  .form__radio-button::after {
+    content: "";
+    display: block;
+    height: 1.3rem;
+    width: 1.3rem;
+    border-radius: 50%;
+    position: absolute;
+    top: 50%;
+    left: 50%;
+    transform: translate(-50%, -50%);
+    background-color: #55c57a;
+    opacity: 0;
+    transition: opacity 0.2s; }
+
+.form__radio-input:checked ~ .form__radio-label .form__radio-button::after {
+  opacity: 1; }
+
 .header {
   height: 95vh;
   background-image: linear-gradient(to right bottom, rgba(126, 213, 111, 0.801), rgba(40, 180, 133, 0.808)), url("../img/hero.jpg");
diff --git a/Natours/starter/index.html b/Natours/starter/index.html
index bb3298c..171223a 100644
--- a/Natours/starter/index.html
+++ b/Natours/starter/index.html
@@ -312,7 +312,7 @@
                   <input
                     id="name"
                     type="text"
-                    class="from__input"
+                    class="form__input"
                     placeholder="Full Name"
                     required
                   />
@@ -322,79 +322,46 @@
                   <input
                     id="email"
                     type="email"
-                    class="from__input"
+                    class="form__input"
                     placeholder="Email"
                     required
                   />
                   <label for="email" class="form__label">Email address</label>
                 </div>
+                <div class="form__group u-margin-bottom-medium">
+                  <div class="form__radio-group">
+                    <input
+                      type="radio"
+                      class="form__radio-input"
+                      id="small"
+                      name="size"
+                    />
+                    <label for="small" class="form__radio-label"
+                      ><span class="form__radio-button"></span>Small tour
+                      group</label
+                    >
+                  </div>
+                  <div class="form__radio-group">
+                    <input
+                      type="radio"
+                      class="form__radio-input"
+                      id="large"
+                      name="size"
+                    />
+                    <label for="large" class="form__radio-label"
+                      ><span class="form__radio-button"></span>Large tour
+                      group</label
+                    >
+                  </div>
+                </div>
+                <div class="form__group">
+                  <button class="btn btn--green">Next step &rarr;</button>
+                </div>
               </form>
             </div>
           </div>
         </div>
       </section>
     </main>
-
-    <!--
-        <section class="grid-test">
-            <div class="row">
-                <div class="col-1-of-2">
-                    Col 1 of 2
-                </div>
-                <div class="col-1-of-2">
-                    Col 1 of 2
-                </div>
-            </div>
-            <div class="row">
-                <div class="col-1-of-3">
-                    Col 1 of 3
-                </div>
-                <div class="col-1-of-3">
-                    Col 1 of 3
-                </div>
-                <div class="col-1-of-3">
-                    Col 1 of 3
-                </div>
-            </div>
-            <div class="row">
-                <div class="col-1-of-3">
-                    Col 1 of 3
-                </div>
-                <div class="col-2-of-3">
-                    Col 2 of 3
-                </div>
-            </div>
-            <div class="row">
-                <div class="col-1-of-4">
-                    Col 1 of 4
-                </div>
-                <div class="col-1-of-4">
-                    Col 1 of o
-                </div>
-                <div class="col-2-of-4">
-                    Col 1 of 4
-                </div>
-            </div>
-            <div class="row">
-                <div class="col-1-of-4">
-                    Col 1 of 4
-                </div>
-                <div class="col-2-of-4">
-                    Col 1 of o
-                </div>
-                <div class="col-1-of-4">
-                    Col 2 of 4
-                </div>
-            </div>
-            <div class="row">
-                <div class="col-1-of-4">
-                    Col 1 of 4
-                </div>
-                <div class="col-3-of-4">
-                    Col 3 of 4
-                </div>
-            </div>
-        </section>
-        -->
   </body>
 </html>
diff --git a/Natours/starter/sass/abstracts/_variables.scss b/Natours/starter/sass/abstracts/_variables.scss
index 59b1162..0ba8338 100644
--- a/Natours/starter/sass/abstracts/_variables.scss
+++ b/Natours/starter/sass/abstracts/_variables.scss
@@ -13,6 +13,8 @@ $color-grey-light-1: #f7f7f7;
 $color-grey-light-2: #eee;
 
 $color-gray-dark: #777;
+$color-gray-dark-2: #999;
+
 $color-white: #fff;
 $color-black: #000;
 
diff --git a/Natours/starter/sass/base/_utilities.scss b/Natours/starter/sass/base/_utilities.scss
index 41bd34d..26377f8 100644
--- a/Natours/starter/sass/base/_utilities.scss
+++ b/Natours/starter/sass/base/_utilities.scss
@@ -1,23 +1,23 @@
 .u-center-text {
-    text-align: center;
+  text-align: center !important;
 }
 
 .u-margin-bottom-small {
-    margin-bottom: 2rem;
+  margin-bottom: 2rem !important;
 }
 
 .u-margin-bottom-medium {
-    margin-bottom: 4rem;
+  margin-bottom: 4rem !important;
 }
 
 .u-margin-bottom-big {
-    margin-bottom: 8rem;
+  margin-bottom: 8rem !important;
 }
 
 .u-margin-top-big {
-    margin-top: 8rem;
+  margin-top: 8rem !important;
 }
 
 .u-margin-top-huge {
-    margin-top: 10rem;
+  margin-top: 10rem !important;
 }
diff --git a/Natours/starter/sass/components/_button.scss b/Natours/starter/sass/components/_button.scss
index da949ca..fbefb80 100644
--- a/Natours/starter/sass/components/_button.scss
+++ b/Natours/starter/sass/components/_button.scss
@@ -1,87 +1,92 @@
 .btn {
-    &:link,
-    &:visited {
-        text-transform: uppercase;
-        text-decoration: none;
-        padding: 1.5rem 4rem;
-        display: inline-block;
-        border-radius: 10rem;
-        transition: all 0.2s;
-        position: relative;
-        font-size: $default-font-size; 
-    }
+  &,
+  &:link,
+  &:visited {
+    text-transform: uppercase;
+    text-decoration: none;
+    padding: 1.5rem 4rem;
+    display: inline-block;
+    border-radius: 10rem;
+    transition: all 0.2s;
+    position: relative;
+    font-size: $default-font-size;
 
-    &--animated {
-        animation: slideBottom 0.7s ease-out .75s;
-        animation-fill-mode: backwards;
-    }
+    // Changes to allow usage this class in <button>
+    border: none;
+    cursor: pointer;
+  }
 
-    &:hover {
-        transform: translateY(-0.4rem);
-        box-shadow: 0 1rem 2rem rgba($color-black, 0.2);
-        &::after {
-            transform: scaleX(1.4) scaleY(1.6);
-            opacity: 0;
-        }
-    }
-
-    &:active {
-        transform: translateY(-0.1rem);
-        box-shadow: 0 .5rem 1rem rgba($color-black, 0.2);
-    }
-
-    &--white {
-        background-color: $color-white;
-        color: $color-gray-dark;
-        &::after{
-            background-color: $color-white;
-        }
-    }
-
-    &--green {
-        background-color: $color-primary;
-        color: $color-white;
-        &::after{
-            background-color: $color-primary;
-        }
-    }
+  &--animated {
+    animation: slideBottom 0.7s ease-out 0.75s;
+    animation-fill-mode: backwards;
+  }
 
+  &:hover {
+    transform: translateY(-0.4rem);
+    box-shadow: 0 1rem 2rem rgba($color-black, 0.2);
     &::after {
-        content: "";
-        display: inline-block;
-        height: 100%;
-        width: 100%;
-        border-radius: 10rem;
-        position: absolute;
-        top: 0;
-        left: 0;
-        z-index: -1;
-        transition: all 0.4s;
+      transform: scaleX(1.4) scaleY(1.6);
+      opacity: 0;
     }
+  }
+
+  &:active,
+  &:focus {
+    transform: translateY(-0.1rem);
+    box-shadow: 0 0.5rem 1rem rgba($color-black, 0.2);
+  }
+
+  &--white {
+    background-color: $color-white;
+    color: $color-gray-dark;
+    &::after {
+      background-color: $color-white;
+    }
+  }
+
+  &--green {
+    background-color: $color-primary;
+    color: $color-white;
+    &::after {
+      background-color: $color-primary;
+    }
+  }
+
+  &::after {
+    content: "";
+    display: inline-block;
+    height: 100%;
+    width: 100%;
+    border-radius: 10rem;
+    position: absolute;
+    top: 0;
+    left: 0;
+    z-index: -1;
+    transition: all 0.4s;
+  }
 }
 
 .btn-text {
-    &:link,
-    &:visited {
-        font-size: $default-font-size;
-        color: $color-primary;
-        display: inline-block;
-        text-decoration: none;
-        border-bottom: 1px solid $color-primary;
-        padding: 3px;
-        transition: all .2s;
-    }
+  &:link,
+  &:visited {
+    font-size: $default-font-size;
+    color: $color-primary;
+    display: inline-block;
+    text-decoration: none;
+    border-bottom: 1px solid $color-primary;
+    padding: 3px;
+    transition: all 0.2s;
+  }
 
-    &:hover {
-        background-color: $color-primary;
-        color: $color-white;
-        box-shadow: 0 1rem 2reem rgba($color-black, .15);
-        transform: translateY(-2px);
-    }
+  &:hover {
+    background-color: $color-primary;
+    color: $color-white;
+    box-shadow: 0 1rem 2reem rgba($color-black, 0.15);
+    transform: translateY(-2px);
+  }
 
-    &:active {
-
-        box-shadow: 0 .5rem 1reem rgba($color-black, .15);
-        transform: translateY(0px);
-    }
+  &:active {
+    box-shadow: 0 0.5rem 1reem rgba($color-black, 0.15);
+    transform: translateY(0px);
+  }
 }
diff --git a/Natours/starter/sass/components/_form.scss b/Natours/starter/sass/components/_form.scss
new file mode 100644
index 0000000..aac9fb9
--- /dev/null
+++ b/Natours/starter/sass/components/_form.scss
@@ -0,0 +1,95 @@
+.form {
+  &__group:not(:last-child) {
+    margin-bottom: 2rem;
+  }
+
+  &__input {
+    font-size: 1.5rem;
+    font-family: inherit;
+    color: inherit;
+    padding: 1.5rem 2rem;
+    border-radius: 2px;
+    background-color: rgba($color-white, 0.5);
+    border: none;
+    border-bottom: 3px solid transparent;
+    width: 90%;
+    display: block;
+    transition: all 0.3s;
+
+    &:focus {
+      outline: none;
+      box-shadow: 0 1rem 2rem rgba($color-black, 0.1);
+      border-bottom: 3px solid $color-primary;
+    }
+
+    &:focus:invalid {
+      border-bottom: 3px solid $color-secondary-dark;
+    }
+
+    &::placeholder {
+      color: $color-gray-dark-2;
+    }
+  }
+
+  &__label {
+    font-size: 1.2rem;
+    font-weight: 700;
+    margin-left: 2rem;
+    margin-top: 0.7rem;
+    display: block;
+    transition: all 0.3s;
+  }
+
+  &__input:placeholder-shown + &__label {
+    opacity: 0;
+    visibility: hidden;
+    transform: translateY(-4rem);
+  }
+
+  &__radio-group {
+    width: 49%;
+    display: inline-block;
+  }
+
+  &__radio-input {
+    display: none;
+  }
+
+  &__radio-label {
+    font-size: $default-font-size;
+    cursor: pointer;
+    position: relative;
+    padding-left: 4.5rem;
+  }
+
+  &__radio-button {
+    height: 3rem;
+    width: 3rem;
+    border: 5px solid $color-primary;
+    border-radius: 50%;
+    display: inline-block;
+    position: absolute;
+    left: 0;
+    top: -0.4rem;
+
+    &::after {
+      content: "";
+      display: block;
+      height: 1.3rem;
+      width: 1.3rem;
+      border-radius: 50%;
+      position: absolute;
+      top: 50%;
+      left: 50%;
+      transform: translate(-50%, -50%);
+      background-color: $color-primary;
+
+      opacity: 0;
+      transition: opacity 0.2s;
+    }
+  }
+
+  &__radio-input:checked ~ &__radio-label &__radio-button::after {
+    opacity: 1;
+  }
+}
diff --git a/Natours/starter/sass/main.scss b/Natours/starter/sass/main.scss
index 1eace17..a8bd40b 100644
--- a/Natours/starter/sass/main.scss
+++ b/Natours/starter/sass/main.scss
@@ -13,6 +13,7 @@
 @import "components/card";
 @import "components/story";
 @import "components/bg-video";
+@import "components/form";
 
 @import "layout/header";
 @import "layout/grid";