New Theme : cheesecake (#3535) Edmain1

* Create cheesecake.css

* Update _list.json

* update colors and added animation

* adjusted error colors, sub alt color
slowed down animation

Co-authored-by: Miodec <bartnikjack@gmail.com>

frontend/static/themes/_list.json

@@ -779,4 +779,9 @@
     "bgColor": "#dbdbdb",
     "mainColor": "#8fd1c3"
   }
+  ,{
+    "name": "cheesecake",
+    "bgColor": "#fdf0d5",
+    "mainColor": "#892948"
+  }
 ]

frontend/static/themes/cheesecake.css

@@ -0,0 +1,48 @@
+:root {
+  --bg-color: #fdf0d5;
+  --main-color: #8e2949;
+  --caret-color: #892948;
+  --sub-color: #d91c81;
+  --sub-alt-color: #f3e2bf;
+  --text-color: #3a3335;
+  --error-color: #5cf074;
+  --error-extra-color: #5cf074;
+  --colorful-error-color: #5cf074;
+  --colorful-error-extra-color: #5cf074;
+}
+@keyframes rgb {
+  0% {
+    fill: #ff0090;
+  }
+  10% {
+    fill: #c11384;
+  }
+  20% {
+    fill: #832678;
+  }
+  30% {
+    fill: #44396c;
+  }
+  40% {
+    fill: #064c60;
+  }
+  50% {
+    fill: #064c60;
+  }
+  65% {
+    fill: #44396c;
+  }
+  75% {
+    fill: #832678;
+  }
+  85% {
+    fill: #c11384;
+  }
+  100% {
+    fill: #ff0090;
+  }
+}
+
+#top > div.logo > div.icon > svg path {
+  animation: 10s linear infinite 0.1s rgb;
+}