first 2 lectures

Natours/after-S05/sass/abstracts/_mixins.scss

@@ -0,0 +1,14 @@
+@mixin clearfix {
+    &::after {
+        content: "";
+        display: table;
+        clear: both;
+    }
+}
+
+@mixin absCenter {
+    position: absolute;
+    top: 50%;
+    left: 50%;
+    transform: translate(-50%, -50%);
+}