diff --git a/Natours/starter/css/style.css b/Natours/starter/css/style.css
index faf1b50..9e92e93 100644
--- a/Natours/starter/css/style.css
+++ b/Natours/starter/css/style.css
@@ -459,6 +459,74 @@ body {
 .form__radio-input:checked ~ .form__radio-label .form__radio-button::after {
   opacity: 1; }
 
+.popup {
+  position: fixed;
+  top: 0;
+  left: 0;
+  height: 100vh;
+  width: 100%;
+  background-color: rgba(0, 0, 0, 0.82);
+  z-index: 4000;
+  opacity: 0;
+  visibility: hidden;
+  transition: all 0.4s; }
+  .popup__content {
+    position: absolute;
+    top: 50%;
+    left: 50%;
+    transform: translate(-50%, -50%);
+    display: table;
+    width: 75%;
+    box-shadow: 0 2rem 4rem rgba(0, 0, 0, 0.2);
+    background-color: #fff;
+    border-radius: 3px;
+    overflow: hidden;
+    opacity: 0;
+    transform: translate(-50%, -50%) scale(0);
+    transition: all 0.4s 0.2s; }
+  .popup__left {
+    width: 33.3333333%;
+    display: table-cell;
+    vertical-align: middle; }
+  .popup__right {
+    width: 66.6666667%;
+    display: table-cell;
+    vertical-align: middle;
+    padding: 3rem 5rem; }
+  .popup__img {
+    display: block;
+    width: 100%; }
+  .popup__text {
+    font-size: 1.4rem;
+    margin-bottom: 4rem;
+    -moz-column-count: 2;
+    -moz-column-gap: 4rem;
+    -moz-column-rule: 1px solid #999;
+    column-count: 2;
+    column-gap: 4rem;
+    column-rule: 1px solid #999;
+    -moz-hyphens: auto;
+    -ms-hyphens: auto;
+    -webkit-hyphens: auto;
+    hyphens: auto; }
+  .popup:target {
+    opacity: 1;
+    visibility: visible; }
+  .popup:target .popup__content {
+    opacity: 1;
+    transform: translate(-50%, -50%) scale(1); }
+  .popup__close:link, .popup__close:visited {
+    color: #777;
+    position: absolute;
+    top: 2.5rem;
+    right: 2.5rem;
+    font-size: 3rem;
+    text-decoration: none;
+    display: inline-block;
+    transition: all 0.2s; }
+  .popup__close:hover {
+    color: #55c57a; }
+
 .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 ba94f13..a51e851 100644
--- a/Natours/starter/index.html
+++ b/Natours/starter/index.html
@@ -206,7 +206,7 @@
                     <p class="card__price-only">Only</p>
                     <p class="card__price-value">$279</p>
                   </div>
-                  <a href="#" class="btn btn--white">Book now!</a>
+                  <a href="#popup" class="btn btn--white">Book now!</a>
                 </div>
               </div>
             </div>
@@ -236,7 +236,7 @@
                     <p class="card__price-only">Only</p>
                     <p class="card__price-value">$279</p>
                   </div>
-                  <a href="#" class="btn btn--white">Book now!</a>
+                  <a href="#popup" class="btn btn--white">Book now!</a>
                 </div>
               </div>
             </div>
@@ -266,7 +266,7 @@
                     <p class="card__price-only">Only</p>
                     <p class="card__price-value">$279</p>
                   </div>
-                  <a href="#" class="btn btn--white">Book now!</a>
+                  <a href="#popup" class="btn btn--white">Book now!</a>
                 </div>
               </div>
             </div>
@@ -443,5 +443,36 @@
         </div>
       </div>
     </footer>
+    <div class="popup" id="popup">
+      <div class="popup__content">
+        <div class="popup__left">
+          <img src="img/nat-8.jpg" alt="Tour photo" class="popup__img" />
+          <img src="img/nat-9.jpg" alt="Tour photo" class="popup__img" />
+        </div>
+        <div class="popup__right">
+          <a href="#section-tours" class="popup__close">&times;</a>
+          <h2 class="heading--secondary u-margin-bottom-small">
+            Start booking now
+          </h2>
+          <h3 class="heading--terciary u-margin-bottom-small">
+            Important &ndash; Please read these terms before booking
+          </h3>
+          <p class="popup__text">
+            Lorem ipsum dolor sit amet, officia excepteur ex fugiat
+            reprehenderit enim labore culpa sint ad nisi Lorem pariatur mollit
+            ex esse exercitation amet. Nisi anim cupidatat excepteur officia.
+            Reprehenderit nostrud nostrud ipsum Lorem est aliquip amet voluptate
+            voluptate dolor minim nulla est proident. Nostrud officia pariatur
+            ut officia. Sit irure elit esse ea nulla sunt ex occaecat
+            reprehenderit commodo officia dolor Lorem duis laboris cupidatat
+            officia voluptate. Culpa proident adipisicing id nulla nisi laboris
+            ex in Lorem sunt duis officia eiusmod. Aliqua reprehenderit commodo
+            ex non excepteur duis sunt velit enim. Voluptate laboris sint
+            cupidatat ullamco ut ea consectetur et est culpa et culpa duis.
+          </p>
+          <a href="#" class="btn btn--green">Book now</a>
+        </div>
+      </div>
+    </div>
   </body>
 </html>
diff --git a/Natours/starter/sass/abstracts/_mixins.scss b/Natours/starter/sass/abstracts/_mixins.scss
index 76e2ac7..f5cde3a 100644
--- a/Natours/starter/sass/abstracts/_mixins.scss
+++ b/Natours/starter/sass/abstracts/_mixins.scss
@@ -1,7 +1,14 @@
 @mixin clearfix {
-    &::after {
-        content: "";
-        display: table;
-        clear: both;
-    }
-}
\ No newline at end of file
+  &::after {
+    content: "";
+    display: table;
+    clear: both;
+  }
+}
+
+@mixin absCenter {
+  position: absolute;
+  top: 50%;
+  left: 50%;
+  transform: translate(-50%, -50%);
+}
diff --git a/Natours/starter/sass/components/_popup.scss b/Natours/starter/sass/components/_popup.scss
new file mode 100644
index 0000000..3ac0027
--- /dev/null
+++ b/Natours/starter/sass/components/_popup.scss
@@ -0,0 +1,100 @@
+.popup {
+  position: fixed;
+  top: 0;
+  left: 0;
+
+  height: 100vh;
+  width: 100%;
+
+  background-color: rgba($color-black, 0.82);
+
+  z-index: 4000;
+
+  opacity: 0;
+  visibility: hidden; //NOTE: animable way of simulate a display: 0
+
+  transition: all 0.4s;
+
+  &__content {
+    @include absCenter;
+
+    display: table;
+    width: 75%;
+    // height: 70%; //TODO: remove later
+
+    box-shadow: 0 2rem 4rem rgba($color-black, 0.2);
+    background-color: $color-white;
+    border-radius: 3px;
+
+    overflow: hidden;
+
+    opacity: 0;
+    transform: translate(-50%, -50%) scale(0);
+
+    transition: all 0.4s 0.2s; //NOTE: .2 seconds delay
+  }
+
+  &__left {
+    width: 33.3333333%;
+    display: table-cell;
+    vertical-align: middle;
+  }
+
+  &__right {
+    width: 66.6666667%;
+    display: table-cell;
+    vertical-align: middle;
+    padding: 3rem 5rem;
+  }
+
+  &__img {
+    display: block;
+    width: 100%;
+  }
+
+  &__text {
+    font-size: 1.4rem;
+    margin-bottom: 4rem;
+
+    -moz-column-count: 2;
+    -moz-column-gap: 4rem;
+    -moz-column-rule: 1px solid $color-gray-dark-2;
+
+    column-count: 2;
+    column-gap: 4rem;
+    column-rule: 1px solid $color-gray-dark-2;
+
+    -moz-hyphens: auto;
+    -ms-hyphens: auto;
+    -webkit-hyphens: auto;
+    hyphens: auto; //NOTE: takes into account document language (html...)
+  }
+
+  &:target {
+    opacity: 1;
+    visibility: visible;
+  }
+
+  &:target &__content {
+    opacity: 1;
+    transform: translate(-50%, -50%) scale(1);
+  }
+
+  &__close {
+    &:link,
+    &:visited {
+      color: $color-gray-dark;
+      position: absolute;
+      top: 2.5rem;
+      right: 2.5rem;
+      font-size: 3rem;
+      text-decoration: none;
+      display: inline-block;
+      transition: all 0.2s;
+    }
+
+    &:hover {
+      color: $color-primary;
+    }
+  }
+}
diff --git a/Natours/starter/sass/main.scss b/Natours/starter/sass/main.scss
index 8ead117..9c1e045 100644
--- a/Natours/starter/sass/main.scss
+++ b/Natours/starter/sass/main.scss
@@ -14,6 +14,7 @@
 @import "components/story";
 @import "components/bg-video";
 @import "components/form";
+@import "components/popup";
 
 @import "layout/header";
 @import "layout/grid";