diff --git a/src/js/ui/captcha.js b/src/js/ui/captcha.js
new file mode 100644
index 0000000..ffc0378
--- /dev/null
+++ b/src/js/ui/captcha.js
@@ -0,0 +1,74 @@
+import Events from '../_events'
+
+const CaptchaUI = ((window) => {
+  const NAME = 'js-captcha'
+
+  const init = () => {
+    console.log(`${NAME}: init`)
+
+    const submitListener = (e) => {
+      console.log(`${NAME}: Validating Captcha ...`)
+      const field = e.currentTarget.querySelectorAll(`.${NAME}, .g-recaptcha`).forEach((el) => {
+        grecaptcha.execute(el.dataset.widgetid)
+      })
+    }
+
+    const attachCaptcha = () => {
+      console.log(`${NAME}: Rendering Captcha ...`)
+
+      const fields = document.querySelectorAll(`.${NAME}, .g-recaptcha`)
+      const grecaptcha = window.grecaptcha
+
+      fields.forEach((el, i) => {
+        if (el.dataset.widgetid || el.innerHTML !== '') {
+          // already initialized
+          return
+        }
+
+        const form = el.closest(form)
+        const widgetid = grecaptcha.render(el, el.dataset)
+        el.dataset.widgetid = widgetid
+
+        if(el.dataset.size === 'invisible' && !el.dataset.callback){
+          grecaptcha.execute(widgetid)
+          form.addEventListener('submit', submitListener)
+        }
+
+        el.classList.add(`${NAME}-active`)
+        el.dispatchEvent(new Event(`${NAME}-ready`))
+      })
+    }
+
+    const loadScript = (callback) => {
+      if(typeof window.grecaptcha !== 'undefined'){
+        callback()
+      }
+
+      console.log(`${NAME}: Loading Captcha API ...`)
+
+      const script = document.createElement('script');
+      script.id = 'captchaAPI';
+      script.src = 'https://www.google.com/recaptcha/api.js?render=explicit&hl=' + document.querySelector('html').getAttribute('lang').substr(0,2)
+      script.async = true
+      script.onload = function() {
+        console.log(`${NAME}: Captcha API is loaded.`)
+        callback()
+      }
+
+      document.body.append(script)
+    }
+
+    if(document.querySelectorAll('.g-recaptcha').length){
+      loadScript(attachCaptcha);
+    }else{
+      console.log(`${NAME}: No Captcha fields.`)
+    }
+
+    window.noCaptchaFieldRender = attachCaptcha
+  }
+
+  window.addEventListener(`${Events.LODEDANDREADY}`, init)
+  window.addEventListener(`${Events.AJAX}`, init)
+})(window)
+
+export default CaptchaUI
diff --git a/src/js/ui/carousel.js b/src/js/ui/carousel.js
index a0e2b04..8d0b45a 100644
--- a/src/js/ui/carousel.js
+++ b/src/js/ui/carousel.js
@@ -187,6 +187,7 @@ const CarouselUI = ((window) => {
 
       el.dataset.ui = el.ui
       el.classList.add(`${NAME}-active`)
+      el.dispatchEvent(new Event(`${NAME}-ready`))
     })
   }
 
diff --git a/src/js/ui/dropdown.js b/src/js/ui/dropdown.js
index fc2820f..9595984 100644
--- a/src/js/ui/dropdown.js
+++ b/src/js/ui/dropdown.js
@@ -22,22 +22,22 @@ const DropdownHoverUI = ((window) => {
   const Toggle = (el) => {
     HideAll()
 
-    if (el.querySelector('.dropdown-menu').classList.contains('show')) {
-      Hide(el)
-    } else {
-      Show(el)
-    }
+    el.querySelector('.dropdown-menu').classList.toggle('show')
   }
 
-  const Show = (el) => {
+  const Show = (e) => {
+    e.stopPropagation()
+    const el = e.currentTarget
+
     el.classList.add(...ACTIVECLS)
-    el.closest('.dropdown').classList.add(...ACTIVECLS)
     el.querySelector('.dropdown-menu').classList.add('show')
   }
 
-  const Hide = (el) => {
+  const Hide = (e) => {
+    e.stopPropagation()
+    const el = e.currentTarget
+
     el.classList.remove(...ACTIVECLS)
-    el.closest('.dropdown').classList.remove(...ACTIVECLS)
     el.querySelector('.dropdown-menu').classList.remove('show')
   }
 
@@ -48,14 +48,8 @@ const DropdownHoverUI = ((window) => {
     const hoverableEls = document.querySelectorAll('[data-bs-toggle="hover"]')
 
     const attachHoverEvents = (el) => {
-      el.addEventListener('mouseover', (e) => {
-        e.stopPropagation()
-        Show(e.currentTarget)
-      }, false)
-      el.addEventListener('mouseleave', (e) => {
-        e.stopPropagation()
-        Hide(e.currentTarget)
-      }, false)
+      el.addEventListener('mouseover', Show, false)
+      el.addEventListener('mouseleave', Hide, false)
 
       el.classList.add(`${NAME}-active`)
     }
diff --git a/src/scss/_mixings.scss b/src/scss/_mixings.scss
index f2b4a86..616eaad 100755
--- a/src/scss/_mixings.scss
+++ b/src/scss/_mixings.scss
@@ -2,226 +2,246 @@
 
 @import "~bootstrap/scss/mixins";
 
-@mixin hover-disabled() {
-  &:not(.disabled) {
-    &.active,
-    &:active,
-    &:hover,
-    &:focus {
-      @content;
-    }
+/// Remove the unit of a length
+/// @param {Number} $number - Number to remove unit from
+/// @return {Number} - Unitless number
+@function strip-unit($number) {
+  @if type-of($number) == 'number' and not unitless($number) {
+    @return $number / ($number * 0 + 1);
   }
+
+  @return $number;
+}
+
+@function rem($pxValue) {
+    @return #{strip-unit($pxValue) / strip-unit($html-font-size)}rem;
+}
+
+/*.component {
+    font-size: rem(14px); // or rem(14)
+}*/
+
+@mixin hover-disabled() {
+    &:not(.disabled) {
+        &.active,
+        &:active,
+        &:hover,
+        &:focus {
+            @content;
+        }
+    }
 }
 
 @mixin pseudo($display: block, $pos: absolute, $content: "") {
-  content: $content;
-  display: $display;
-  position: $pos;
+    position: $pos;
+    display: $display;
+    content: $content;
 }
 
 @mixin responsive-ratio($x, $y, $pseudo: false) {
-  $padding: unquote(math.div($y, $x) * 100 + "%");
+    $padding: unquote(math.div($y, $x) * 100 + "%");
 
-  @if $pseudo {
-    &:before {
-      @include pseudo($pos: relative);
-      padding-top: $padding;
-      width: 100%;
+    @if $pseudo {
+        &:before {
+            width: 100%;
+            padding-top: $padding;
+
+            @include pseudo($pos: relative);
+        }
+    } @else {
+        padding-top: $padding;
     }
-  } @else {
-    padding-top: $padding;
-  }
 }
 
 @mixin input-placeholder {
-  &.placeholder {
-    @content;
-  }
+    &.placeholder {
+        @content;
+    }
 
-  &:-moz-placeholder {
-    @content;
-  }
+    &:-moz-placeholder {
+        @content;
+    }
 
-  &::-moz-placeholder {
-    @content;
-  }
+    &::-moz-placeholder {
+        @content;
+    }
 
-  &:-ms-input-placeholder {
-    @content;
-  }
+    &:-ms-input-placeholder {
+        @content;
+    }
 
-  &::-webkit-input-placeholder {
-    @content;
-  }
+    &::-webkit-input-placeholder {
+        @content;
+    }
 }
 
 @mixin truncate($truncation-boundary) {
-  max-width: $truncation-boundary;
-  overflow: hidden;
-  text-overflow: ellipsis;
-  white-space: nowrap;
+    overflow: hidden;
+    max-width: $truncation-boundary;
+    white-space: nowrap;
+    text-overflow: ellipsis;
 }
 
 @mixin fix-bold() {
-  display: inline-flex;
-  flex-direction: column;
+    display: inline-flex;
+    flex-direction: column;
 
-  &:before {
-    content: attr(data-text);
-    content: attr(data-text) / "";
-    font-weight: bold;
-    height: 0;
-    overflow: hidden;
-    pointer-events: none;
-    user-select: none;
-    visibility: hidden;
-  }
+    &:before {
+        font-weight: bold;
+        visibility: hidden;
+        overflow: hidden;
+        height: 0;
+        content: attr(data-text);
+        content: attr(data-text) / "";
+        user-select: none;
+        pointer-events: none;
+    }
 }
 
 @mixin dropdowns-dark() {
-  .navbar-dark {
-    .nav-link {
-      @include hover-focus {
-        background: $navbar-dark-hover-background;
-      }
+    .navbar-dark {
+        .nav-link {
+            @include hover-focus {
+                background: $navbar-dark-hover-background;
+            }
+        }
+
+        .active > .nav-link,
+        .nav-link.active {
+            background: $navbar-dark-active-background;
+        }
+
+        .nav-link.show,
+        .navbar-nav .show > .nav-link {
+            color: $navbar-dark-show-color;
+            background: $navbar-dark-show-background;
+        }
     }
 
-    .active > .nav-link,
-    .nav-link.active {
-      background: $navbar-dark-active-background;
+    .dropdown-menu.bg-dark {
+        border-color: $dark;
+
+        .nav-link {
+            color: $navbar-dark-color;
+
+            @include hover-focus {
+                color: $navbar-dark-hover-color;
+            }
+
+            &.disabled {
+                cursor: default;
+                color: $navbar-dark-disabled-color;
+            }
+        }
+
+        .show > .nav-link,
+        .active > .nav-link,
+        .nav-link.show,
+        .nav-link.active {
+            color: $navbar-dark-active-color;
+        }
+
+        .dropdown-item {
+            @include hover-focus {
+                color: $navbar-dark-hover-color;
+                background: $navbar-dark-hover-background;
+            }
+
+            &.active,
+            &:active {
+                background: $navbar-dark-active-background;
+            }
+
+            .nav-link {
+                background: none;
+            }
+        }
     }
-
-    .nav-link.show,
-    .navbar-nav .show > .nav-link {
-      background: $navbar-dark-show-background;
-      color: $navbar-dark-show-color;
-    }
-  }
-
-  .dropdown-menu.bg-dark {
-    border-color: $dark;
-
-    .nav-link {
-      color: $navbar-dark-color;
-
-      @include hover-focus {
-        color: $navbar-dark-hover-color;
-      }
-
-      &.disabled {
-        color: $navbar-dark-disabled-color;
-        cursor: default;
-      }
-    }
-
-    .show > .nav-link,
-    .active > .nav-link,
-    .nav-link.show,
-    .nav-link.active {
-      color: $navbar-dark-active-color;
-    }
-
-    .dropdown-item {
-      @include hover-focus {
-        background: $navbar-dark-hover-background;
-        color: $navbar-dark-hover-color;
-      }
-
-      &.active,
-      &:active {
-        background: $navbar-dark-active-background;
-      }
-
-      .nav-link {
-        background: none;
-      }
-    }
-  }
 }
 
 @mixin dropdown-hovers() {
-  .dropdown.show {
-    .dropdown {
-      &:hover,
-      &.active,
-      &:focus {
-        > .dropdown-menu {
-          display: block;
+    .dropdown.show {
+        .dropdown {
+            &:hover,
+            &.active,
+            &:focus {
+                 > .dropdown-menu {
+                    display: block;
+                }
+            }
         }
-      }
-    }
-  }
-
-  @media only screen and (min-width: map-get($grid-breakpoints, "md")) {
-    .dropdown-hover ul li {
-      position: relative;
     }
 
-    .dropdown-hover ul li {
-      &:hover,
-      &.active,
-      &:focus {
-        > .dropdown-toggle::after {
-          transform: rotate(-90deg);
+    @media only screen and (min-width: map-get($grid-breakpoints, "md")) {
+        .dropdown-hover ul li {
+            position: relative;
         }
 
-        > ul {
-          display: block;
+        .dropdown-hover ul li {
+            &:hover,
+            &.active,
+            &:focus {
+                 > .dropdown-toggle::after {
+                    transform: rotate(-90deg);
+                }
+
+                 > ul {
+                    display: block;
+                }
+            }
         }
-      }
-    }
 
-    .dropdown-hover ul ul {
-      display: none;
-      left: 0;
-      min-width: 250px;
-      position: absolute;
-      top: 100%;
-    }
-
-    .dropdown-hover ul ul li {
-      position: relative;
-    }
-
-    .dropdown-hover ul ul li {
-      &:hover,
-      &.active,
-      &:focus {
-        > ul {
-          display: block;
+        .dropdown-hover ul ul {
+            position: absolute;
+            top: 100%;
+            left: 0;
+            display: none;
+            min-width: 250px;
         }
-      }
-    }
 
-    .dropdown-hover ul ul ul {
-      display: none;
-      left: 100%;
-      min-width: 250px;
-      position: absolute;
-      top: 0;
-    }
-
-    .dropdown-hover ul ul ul li {
-      position: relative;
-    }
-
-    .dropdown-hover ul ul ul li {
-      &:hover,
-      &.active,
-      &:focus {
-        ul {
-          display: block;
+        .dropdown-hover ul ul li {
+            position: relative;
         }
-      }
-    }
 
-    .dropdown-hover ul ul ul ul {
-      display: none;
-      left: -100%;
-      min-width: 250px;
-      position: absolute;
-      top: 0;
-      z-index: 1;
+        .dropdown-hover ul ul li {
+            &:hover,
+            &.active,
+            &:focus {
+                 > ul {
+                    display: block;
+                }
+            }
+        }
+
+        .dropdown-hover ul ul ul {
+            position: absolute;
+            top: 0;
+            left: 100%;
+            display: none;
+            min-width: 250px;
+        }
+
+        .dropdown-hover ul ul ul li {
+            position: relative;
+        }
+
+        .dropdown-hover ul ul ul li {
+            &:hover,
+            &.active,
+            &:focus {
+                ul {
+                    display: block;
+                }
+            }
+        }
+
+        .dropdown-hover ul ul ul ul {
+            position: absolute;
+            z-index: 1;
+            top: 0;
+            left: -100%;
+            display: none;
+            min-width: 250px;
+        }
     }
-  }
 }
diff --git a/src/scss/_variables.scss b/src/scss/_variables.scss
index 3555331..b6b686e 100755
--- a/src/scss/_variables.scss
+++ b/src/scss/_variables.scss
@@ -27,108 +27,78 @@ $container-max-widths: (
   xxxl: 1536px,
   xxxxl: 1836px,
 ) !default;
-
 $font-family-sans-serif: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji" !default;
 $font-family-monospace: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace !default;
-
 $font-family-base: "Roboto", $font-family-sans-serif !default;
-
+$html-font-size: 14px!default;
 $spacer: 1rem !default;
 $headings-margin-bottom: $spacer !default;
-
 $enable-rounded: false !default;
 $enable-shadows: true !default;
-
 $enable-gradients: false !default;
-
 $enable-transitions: true !default;
 $enable-reduced-motion: true !default;
-
 $enable-caret: false !default;
-
 $enable-grid-classes: true !default;
 $enable-button-pointers: true !default;
 $enable-rfs: true !default;
-
 $enable-validation-icons: true !default;
 $enable-negative-margins: true !default;
-
 $enable-deprecation-messages: true !default;
-
 $enable-important-utilities: true !default;
 $breadcrumb-divider: quote("/") !default;
 
 // ui framework settings
 $body-gutter-x: $spacer !default;
 $body-gutter-y: $spacer !default;
-
 $body-double-gutter-x: $body-gutter-x * 2 !default;
 $body-double-gutter-y: $body-gutter-y * 2 !default;
-
-$body-gutter-reduced-x: $body-gutter-x * 0.5 !default;
-$body-gutter-reduced-y: $body-gutter-y * 0.5 !default;
-
-$body-gutter-reduced-d-x: $body-gutter-x * 0.25 !default;
-$body-gutter-reduced-d-y: $body-gutter-y * 0.25 !default;
-
+$body-gutter-reduced-x: $body-gutter-x * .5 !default;
+$body-gutter-reduced-y: $body-gutter-y * .5 !default;
+$body-gutter-reduced-d-x: $body-gutter-x * .25 !default;
+$body-gutter-reduced-d-y: $body-gutter-y * .25 !default;
 $form-spacer-x: $spacer !default;
 $form-spacer-y: $spacer !default;
-
 $element-spacer-x: map.get($spacers, 3) !default;
 $element-spacer-y: map.get($spacers, 3) !default;
-
 $element-reduced-spacer-x: map.get($spacers, 2) !default;
 $element-reduced-spacer-y: map.get($spacers, 2) !default;
-
 $element-reduced-d-spacer-x: map.get($spacers, 1) !default;
 $element-reduced-d-spacer-y: map.get($spacers, 1) !default;
-
 $body-bg: #fff !default;
 $body-color: #212529 !default;
 
 // site specific variables
 $extra-large-screen: 2000px !default;
-
 $full-body-min-width: map-get($grid-breakpoints, "lg") !default;
 $typography-breakpoint: map-get($grid-breakpoints, "sm") - 1 !default;
-
 $header-bg: var(--bs-dark) !default;
 $header-color: var(--bs-light) !default;
 $header-link: var(--bs-white) !default;
-
 $main-nav-link-color: var(--bs-white) !default;
 $main-nav-link-bg: none !default;
-
 $main-nav-toggler-size: 2rem !default;
-
 $main-nav-link-hover-bg: none !default;
 $main-nav-link-hover-color: var(--bs-cyan) !default;
-
 $main-nav-dropdown-bg: $header-bg !default;
 $main-nav-dropdown-color: $header-link !default;
 $main-nav-dropdown-hover-bg: var(--bs-black) !default;
 $main-nav-dropdown-hover-color: $main-nav-link-hover-color !default;
-
 $sidebar-nav-link-hover-color: var(--bs-indigo) !default;
-
 $footer-bg: $header-bg !default;
 $footer-color: $header-color !default;
 $footer-link: $header-link !default;
-
 $footer-footer-bg: $main-nav-dropdown-hover-bg !default;
-
 $sliderelement-carousel-slide-max-y: 70vh !default;
 $sliderelement-carousel-slide-bg: $header-bg !default;
 $sliderelement-carousel-slide-ratio-x: 16 !default;
 $sliderelement-carousel-slide-ratio-y: 9 !default;
-
 $carousel-title-color: $white !default;
 $carousel-slide-min-height: 4rem !default;
 $carousel-text-shadow: 1px 1px $black !default;
 $carousel-controls-font-size: 3rem;
 $carousel-controls-zindex: 11 !default;
 $carousel-controls-shadow: 1px 1px $black !default;
-$carousel-controls-hover-bg: transparentize($black, 0.4) !default;
+$carousel-controls-hover-bg: transparentize($black, .4) !default;
 $carousel-slide-img-loading-max-height: 70vh !default;
-
-$breadcrumb-active-color:  $sidebar-nav-link-hover-color;
+$breadcrumb-active-color: $sidebar-nav-link-hover-color;