diff --git a/README.md b/README.md
index c78cb1f..b790b66 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,13 @@ Run `ng test` to execute the unit tests via [Karma](https://karma-runner.github.
 
 Run `ng e2e` to execute the end-to-end tests via [Protractor](http://www.protractortest.org/).
 
+## Deployment
+You can re-deploy our website if you have permission to contribute to this repository.  
+```bash
+ ng build --prod --base-href https://sartography.com/
+ ngh --dir=dist/sartography-website/  --cname=sartography.com
+```
+
 ## Further help
 
 To get more help on the Angular CLI use `ng help` or go check out the [Angular CLI README](https://github.com/angular/angular-cli/blob/master/README.md).
diff --git a/package-lock.json b/package-lock.json
index 7b2043a..83ac7ec 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2224,25 +2224,21 @@
       "dev": true
     },
     "angular-cli-ghpages": {
-      "version": "0.5.3",
-      "resolved": "https://registry.npmjs.org/angular-cli-ghpages/-/angular-cli-ghpages-0.5.3.tgz",
-      "integrity": "sha512-6ttpK5gghBXaWVnfXV9Ol0LRFwbmLwKPykjGn3HsHHyAENhJ5aGUSO89TlgOJWHaVW0x57SH3HHZr6wgSnw4/g==",
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/angular-cli-ghpages/-/angular-cli-ghpages-0.6.0.tgz",
+      "integrity": "sha512-IMzDXVWqaO0RWvqJ+hiPqBZ//Ahz3cOnJSCfrqoLbL1xKbFl1ybODHSVuCwLwTvo5P4XjM13LxLw0MBUH5ODKA==",
       "dev": true,
       "requires": {
-        "commander": "2.9.0",
-        "denodeify": "1.2.1",
-        "fs-extra": "3.0.1",
-        "gh-pages": "0.12.0"
+        "commander": "^3.0.0-0",
+        "fs-extra": "^8.1.0",
+        "gh-pages": "^2.1.0"
       },
       "dependencies": {
         "commander": {
-          "version": "2.9.0",
-          "resolved": "http://registry.npmjs.org/commander/-/commander-2.9.0.tgz",
-          "integrity": "sha1-nJkJQXbhIkDLItbFFGCYQA/g99Q=",
-          "dev": true,
-          "requires": {
-            "graceful-readlink": ">= 1.0.0"
-          }
+          "version": "3.0.2",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-3.0.2.tgz",
+          "integrity": "sha512-Gar0ASD4BDyKC4hl4DwHqDrmvjoxWKZigVnAbn5H1owvm4CxCPdb0HQDehwNYMJpla5+M2tPmPARzhtYuwpHow==",
+          "dev": true
         }
       }
     },
@@ -3482,15 +3478,6 @@
         "object-visit": "^1.0.0"
       }
     },
-    "collections": {
-      "version": "0.2.2",
-      "resolved": "http://registry.npmjs.org/collections/-/collections-0.2.2.tgz",
-      "integrity": "sha1-HyMCay7zb5J+7MkB6ZxfDUj6M04=",
-      "dev": true,
-      "requires": {
-        "weak-map": "1.0.0"
-      }
-    },
     "color-convert": {
       "version": "1.9.3",
       "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-1.9.3.tgz",
@@ -4212,12 +4199,6 @@
       "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk=",
       "dev": true
     },
-    "denodeify": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/denodeify/-/denodeify-1.2.1.tgz",
-      "integrity": "sha1-OjYof1A05pnnV3kBBSwubJQlFjE=",
-      "dev": true
-    },
     "depd": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
@@ -4395,6 +4376,12 @@
         "minimalistic-crypto-utils": "^1.0.0"
       }
     },
+    "email-addresses": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/email-addresses/-/email-addresses-3.0.3.tgz",
+      "integrity": "sha512-kUlSC06PVvvjlMRpNIl3kR1NRXLEe86VQ7N0bQeaCZb2g+InShCeHQp/JvyYNTugMnRN2NvJhHlc3q12MWbbpg==",
+      "dev": true
+    },
     "emoji-regex": {
       "version": "8.0.0",
       "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-8.0.0.tgz",
@@ -5015,6 +5002,33 @@
         }
       }
     },
+    "filename-reserved-regex": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/filename-reserved-regex/-/filename-reserved-regex-1.0.0.tgz",
+      "integrity": "sha1-5hz4BfDeHJhFZ9A4bcXfUO5a9+Q=",
+      "dev": true
+    },
+    "filenamify": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/filenamify/-/filenamify-1.2.1.tgz",
+      "integrity": "sha1-qfL/0RxQO+0wABUCknI3jx8TZaU=",
+      "dev": true,
+      "requires": {
+        "filename-reserved-regex": "^1.0.0",
+        "strip-outer": "^1.0.0",
+        "trim-repeated": "^1.0.0"
+      }
+    },
+    "filenamify-url": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/filenamify-url/-/filenamify-url-1.0.0.tgz",
+      "integrity": "sha1-syvYExnvWGO3MHi+1Q9GpPeXX1A=",
+      "dev": true,
+      "requires": {
+        "filenamify": "^1.0.0",
+        "humanize-url": "^1.0.0"
+      }
+    },
     "fileset": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/fileset/-/fileset-2.0.3.tgz",
@@ -5249,14 +5263,22 @@
       }
     },
     "fs-extra": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-3.0.1.tgz",
-      "integrity": "sha1-N5TzeMWLNC6n27sjCVEJxLO2IpE=",
+      "version": "8.1.0",
+      "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-8.1.0.tgz",
+      "integrity": "sha512-yhlQgA6mnOJUKOsRUFsgJdQCvkKhcz8tlZG5HBQfReYZy46OwLcY+Zia0mtdHsOo9y/hP+CxMN0TU9QxoOtG4g==",
       "dev": true,
       "requires": {
-        "graceful-fs": "^4.1.2",
-        "jsonfile": "^3.0.0",
+        "graceful-fs": "^4.2.0",
+        "jsonfile": "^4.0.0",
         "universalify": "^0.1.0"
+      },
+      "dependencies": {
+        "graceful-fs": {
+          "version": "4.2.2",
+          "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.2.tgz",
+          "integrity": "sha512-IItsdsea19BoLC7ELy13q1iJFNmd7ofZH5+X/pJr90/nRoPEX0DJo1dHDbgtYWOhJhcCgMDTOw84RZ72q6lB+Q==",
+          "dev": true
+        }
       }
     },
     "fs-minipass": {
@@ -5889,41 +5911,41 @@
       }
     },
     "gh-pages": {
-      "version": "0.12.0",
-      "resolved": "http://registry.npmjs.org/gh-pages/-/gh-pages-0.12.0.tgz",
-      "integrity": "sha1-2VHj7Zi4VpnUsEGOsaFbGgSYjcE=",
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/gh-pages/-/gh-pages-2.1.1.tgz",
+      "integrity": "sha512-yNW2SFp9xGRP/8Sk2WXuLI/Gn92oOL4HBgudn6PsqAnuWT90Y1tozJoTfX1WdrDSW5Rb90kLVOf5mm9KJ/2fDw==",
       "dev": true,
       "requires": {
-        "async": "2.1.2",
-        "commander": "2.9.0",
+        "async": "^2.6.1",
+        "commander": "^2.18.0",
+        "email-addresses": "^3.0.1",
+        "filenamify-url": "^1.0.0",
+        "fs-extra": "^7.0.0",
         "globby": "^6.1.0",
-        "graceful-fs": "4.1.10",
-        "q": "1.4.1",
-        "q-io": "1.13.2",
-        "rimraf": "^2.5.4"
+        "graceful-fs": "^4.1.11",
+        "rimraf": "^2.6.2"
       },
       "dependencies": {
-        "async": {
-          "version": "2.1.2",
-          "resolved": "http://registry.npmjs.org/async/-/async-2.1.2.tgz",
-          "integrity": "sha1-YSpKtF70KnDN6Aa62G7m2wR+g4U=",
-          "dev": true,
-          "requires": {
-            "lodash": "^4.14.0"
-          }
-        },
         "commander": {
-          "version": "2.9.0",
-          "resolved": "http://registry.npmjs.org/commander/-/commander-2.9.0.tgz",
-          "integrity": "sha1-nJkJQXbhIkDLItbFFGCYQA/g99Q=",
+          "version": "2.20.3",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
+          "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
+          "dev": true
+        },
+        "fs-extra": {
+          "version": "7.0.1",
+          "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-7.0.1.tgz",
+          "integrity": "sha512-YJDaCJZEnBmcbw13fvdAM9AwNOJwOzrE4pqMqBq5nFiEqXUqHwlK4B+3pUw6JNvfSPtX05xFHtYy/1ni01eGCw==",
           "dev": true,
           "requires": {
-            "graceful-readlink": ">= 1.0.0"
+            "graceful-fs": "^4.1.2",
+            "jsonfile": "^4.0.0",
+            "universalify": "^0.1.0"
           }
         },
         "globby": {
           "version": "6.1.0",
-          "resolved": "http://registry.npmjs.org/globby/-/globby-6.1.0.tgz",
+          "resolved": "https://registry.npmjs.org/globby/-/globby-6.1.0.tgz",
           "integrity": "sha1-9abXDoOV4hyFj7BInWTfAkJNUGw=",
           "dev": true,
           "requires": {
@@ -5934,15 +5956,9 @@
             "pinkie-promise": "^2.0.0"
           }
         },
-        "graceful-fs": {
-          "version": "4.1.10",
-          "resolved": "http://registry.npmjs.org/graceful-fs/-/graceful-fs-4.1.10.tgz",
-          "integrity": "sha1-8tcgwiCS90Mih3XHXjYSYyUB8TE=",
-          "dev": true
-        },
         "pify": {
           "version": "2.3.0",
-          "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
           "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
           "dev": true
         }
@@ -6017,12 +6033,6 @@
       "integrity": "sha512-6uHUhOPEBgQ24HM+r6b/QwWfZq+yiFcipKFrOFiBEnWdy5sdzYoi+pJeQaPI5qOLRFqWmAXUPQNsielzdLoecA==",
       "dev": true
     },
-    "graceful-readlink": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/graceful-readlink/-/graceful-readlink-1.0.1.tgz",
-      "integrity": "sha1-TK+tdrxi8C+gObL5Tpo906ORpyU=",
-      "dev": true
-    },
     "hammerjs": {
       "version": "2.0.8",
       "resolved": "https://registry.npmjs.org/hammerjs/-/hammerjs-2.0.8.tgz",
@@ -6352,6 +6362,16 @@
         "ms": "^2.0.0"
       }
     },
+    "humanize-url": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/humanize-url/-/humanize-url-1.0.1.tgz",
+      "integrity": "sha1-9KuZ4NKIF0yk4eUEB8VfuuRk7/8=",
+      "dev": true,
+      "requires": {
+        "normalize-url": "^1.0.0",
+        "strip-url-auth": "^1.0.0"
+      }
+    },
     "iconv-lite": {
       "version": "0.4.24",
       "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.24.tgz",
@@ -7337,9 +7357,9 @@
       }
     },
     "jsonfile": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-3.0.1.tgz",
-      "integrity": "sha1-pezG9l9T9mLEQVx2daAzHQmS7GY=",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-4.0.0.tgz",
+      "integrity": "sha1-h3Gq4HmbZAdrdmQPygWPnBDjPss=",
       "dev": true,
       "requires": {
         "graceful-fs": "^4.1.6"
@@ -7933,12 +7953,6 @@
         "mime-db": "1.40.0"
       }
     },
-    "mimeparse": {
-      "version": "0.1.4",
-      "resolved": "https://registry.npmjs.org/mimeparse/-/mimeparse-0.1.4.tgz",
-      "integrity": "sha1-2vsCdSNw/SJgk64xUsJxrwGsJUo=",
-      "dev": true
-    },
     "mimic-fn": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/mimic-fn/-/mimic-fn-2.1.0.tgz",
@@ -9424,28 +9438,6 @@
       "integrity": "sha1-VXBbzZPF82c1MMLCy8DCs63cKG4=",
       "dev": true
     },
-    "q-io": {
-      "version": "1.13.2",
-      "resolved": "https://registry.npmjs.org/q-io/-/q-io-1.13.2.tgz",
-      "integrity": "sha1-7qEw1IHdteGqG8WmaFX3OR0G8AM=",
-      "dev": true,
-      "requires": {
-        "collections": "^0.2.0",
-        "mime": "^1.2.11",
-        "mimeparse": "^0.1.4",
-        "q": "^1.0.1",
-        "qs": "^1.2.1",
-        "url2": "^0.0.0"
-      },
-      "dependencies": {
-        "qs": {
-          "version": "1.2.2",
-          "resolved": "http://registry.npmjs.org/qs/-/qs-1.2.2.tgz",
-          "integrity": "sha1-GbV/8k3CqZzh+L32r82ln472H4g=",
-          "dev": true
-        }
-      }
-    },
     "qjobs": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/qjobs/-/qjobs-1.2.0.tgz",
@@ -10880,6 +10872,21 @@
       "integrity": "sha1-u0P/VZim6wXYm1n80SnJgzE2Br8=",
       "dev": true
     },
+    "strip-outer": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/strip-outer/-/strip-outer-1.0.1.tgz",
+      "integrity": "sha512-k55yxKHwaXnpYGsOzg4Vl8+tDrWylxDEpknGjhTiZB8dFRU5rTo9CAzeycivxV3s+zlTKwrs6WxMxR95n26kwg==",
+      "dev": true,
+      "requires": {
+        "escape-string-regexp": "^1.0.2"
+      }
+    },
+    "strip-url-auth": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/strip-url-auth/-/strip-url-auth-1.0.1.tgz",
+      "integrity": "sha1-IrD6OkE4WzO+PzMVUbu4N/oM164=",
+      "dev": true
+    },
     "style-loader": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/style-loader/-/style-loader-1.0.0.tgz",
@@ -11174,6 +11181,15 @@
       "integrity": "sha512-4hjqbObwlh2dLyW4tcz0Ymw0ggoaVDMveUB9w8kFSQScdRLo0gxO9J7WFcUBo+W3C1TLdFIEwNOWebgZZ0RH9Q==",
       "dev": true
     },
+    "trim-repeated": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/trim-repeated/-/trim-repeated-1.0.0.tgz",
+      "integrity": "sha1-42RqLqTokTEr9+rObPsFOAvAHCE=",
+      "dev": true,
+      "requires": {
+        "escape-string-regexp": "^1.0.2"
+      }
+    },
     "trim-right": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/trim-right/-/trim-right-1.0.1.tgz",
@@ -11529,12 +11545,6 @@
         "requires-port": "^1.0.0"
       }
     },
-    "url2": {
-      "version": "0.0.0",
-      "resolved": "https://registry.npmjs.org/url2/-/url2-0.0.0.tgz",
-      "integrity": "sha1-Tqq9HVw6yQ1iq0SFyZhCKGWgSxo=",
-      "dev": true
-    },
     "use": {
       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/use/-/use-3.1.1.tgz",
@@ -11665,12 +11675,6 @@
         "minimalistic-assert": "^1.0.0"
       }
     },
-    "weak-map": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/weak-map/-/weak-map-1.0.0.tgz",
-      "integrity": "sha1-tm5Wqd8L0lp2u/G1FNsSkIBhSjc=",
-      "dev": true
-    },
     "webdriver-js-extender": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/webdriver-js-extender/-/webdriver-js-extender-2.1.0.tgz",
diff --git a/package.json b/package.json
index 9555e4c..732f780 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "@types/jasmine": "^2.8.16",
     "@types/jasminewd2": "^2.0.8",
     "@types/node": "^10.12.30",
-    "angular-cli-ghpages": "^0.5.3",
+    "angular-cli-ghpages": "^0.6.0",
     "codelyzer": "^5.0.1",
     "jasmine-core": "~3.3.0",
     "jasmine-spec-reporter": "~4.2.1",
diff --git a/src/app/animation.ts b/src/app/animation.ts
index 7fe49c6..59a7030 100644
--- a/src/app/animation.ts
+++ b/src/app/animation.ts
@@ -26,18 +26,14 @@ export const fadeIn = animation(
   { params: { time: '1000ms', start: 1, end: 0, zIndex: 0 } }
 );
 
-export const easingFn: EasingLogic = (
-  t: number,
-  b: number,
-  c: number,
-  d: number
-): number => {
+
+export function easingFn(  t: number, b: number, c: number, d: number): number {
   if ((t /= d / 2) < 1) {
     return (c / 2) * t * t * t * t + b;
   } else {
     return (-c / 2) * ((t -= 2) * t * t * t - 2) + b;
   }
-};
+}
 
 export const animations = [
   trigger('fadeInOut', [