Разработан веб-сервер и игровое поле

static/styles/main.css

@@ -0,0 +1,54 @@
+html {
+    overflow: hidden;
+}
+
+main {
+    position: fixed;
+    top: 0;
+    right: 0;
+    bottom: 0;
+    left: 0;
+}
+
+#battlefield {
+    position: fixed;
+    translate: -50% -50%;
+    pointer-events: none;
+    transition: scale .2s;
+}
+
+.grabbing {
+    cursor: grabbing !important;
+}
+
+#color-bar {
+    position: fixed;
+    right: 1em;
+    bottom: 1em;
+    left: 1em;
+    display: flex;
+    align-items: center;
+    padding: 1em;
+    border-radius: 1em;
+    background-color: transparent;
+}
+
+#color-picker {
+    position: absolute;
+    visibility: hidden;
+}
+
+label[for="color-picker"] {
+    width: 2em;
+    height: 2em;
+    border-radius: .5em;
+    cursor: pointer;
+}
+
+.color {
+    margin-left: .5em;
+    width: 2em;
+    height: 2em;
+    border-radius: .5em;
+    cursor: pointer;
+}