update

assets/cmb2/cmb2-front.css

@@ -49,7 +49,8 @@
 }
 .uploader-item-preview .btn-close::before {
   content: '\f00d';
-  font-family: Fontawesome;
+  font-family: "Font Awesome 5 Free";
+
   transition: all .3s ease-in-out;
 }
 .uploader-item-preview .preview-icon {

assets/cmb2/cmb2.css

@@ -547,7 +547,7 @@ span.cmb2-metabox-description {
 }
 .opalestate-submission-form .btn-submit-cmb::before {
   content: "\f138";
-  font-family: Fontawesome;
+  font-family: "Font Awesome 5 Free";
   margin-right: 18px;
   padding-right: 20px;
 }

assets/opalestate.css

@@ -2353,7 +2353,7 @@ i[class*="icon-property-"] {
   font-family: "Font Awesome 5 Free"; }
 
 .icon-property-areasize:before {
-  content: "\f047"; }
+  content: "\f0b2"; }
 
 .icon-property-bedrooms:before {
   content: "\f236"; }
@@ -2368,7 +2368,7 @@ i[class*="icon-property-"] {
   content: "\f073"; }
 
 .icon-property-plotsize:before {
-  content: "\f278"; }
+  content: "\f279"; }
 
 .icon-property-orientation:before {
   content: "\f14e"; }
@@ -2377,7 +2377,7 @@ i[class*="icon-property-"] {
   content: "\f26c"; }
 
 .icon-property-kitchens:before {
-  content: "\f0f5"; }
+  content: "\f2e7"; }
 
 .icon-property-amountrooms:before {
   content: "\f1ad"; }

assets/scss/components/mixins/_functions.scss

@@ -1,6 +1,7 @@
 // Functions
 // --------------------------------------------------
 
+
 // Position mixin
 //==========================================
 // @param [string] $position: position type

assets/scss/opalestate/_properties-loop.scss

@@ -240,45 +240,36 @@ ul.property-meta-list{
 i[class*="icon-property-"]{
     font-family: $font-family-icon;
 }
+
 .icon-property-areasize:before{
-    content: "\f047";
-    
+    content: "\f0b2";
 }
 .icon-property-bedrooms:before{
     content: "\f236";
-    
 }
 .icon-property-bathrooms:before{
     content: "\f2cd";
-    
 }
 .icon-property-parking:before{
     content: "\f1b9";
-    
 }
 .icon-property-builtyear:before{
     content: "\f073";
-    
 }
 .icon-property-plotsize:before{
-    content: "\f278";
-    
+    content: "\f279";
 }
 .icon-property-orientation:before{
     content: "\f14e";
-    
 }
 .icon-property-livingrooms:before{
     content: "\f26c";
-    
 }
 .icon-property-kitchens:before{
-    content: "\f0f5";
-    
+    content: "\f2e7";
 }
 .icon-property-amountrooms:before{
     content: "\f1ad";
-    
 }
 
 /** Grid **/