Added frontend, build scripts

web-src/style.scss

@@ -0,0 +1,91 @@
+$view-container-side-offset: 5%;
+$param-container-side-offset: 5%;
+
+*, *::before, *::after {
+    box-sizing: border-box;
+}
+
+html, body, main {
+    margin: 0;
+    padding: 0;
+}
+
+body {
+    width: 100vw;
+    height: 100vh;
+}
+
+main {
+    width: 100%;
+    height: 100%;
+    display: flex;
+    flex-direction: column;
+    justify-content: space-between;
+}
+
+.hand {
+    height: 14%;
+    width: 100%;
+    background-color: #0002;
+    display: flex;
+    flex-direction: row;
+    justify-content: center;
+    gap: 0.2%;
+    align-items: center;
+    img {
+        display: flex;
+        height: 95%;
+    }
+}
+
+aside {
+    position: absolute;
+    height: 100%;
+    top: 0;
+    left: $view-container-side-offset;
+    display: flex;
+    flex-direction: column;
+    justify-content: center;
+    img {
+        opacity: 0;
+        display: flex;
+        height: 50%;
+    }
+}
+
+.right {
+    left: initial;
+    right: $view-container-side-offset;
+}
+
+#param-container {
+    position: absolute;
+    top: 5%;
+    left: $param-container-side-offset;
+}
+
+.right #param-container {
+    left: initial;
+    right: $param-container-side-offset;
+}
+
+#param {
+    font-size: 2rem;
+}
+
+.right #param {
+    text-align: right;
+}
+
+#border {
+    position: absolute;
+    top: 48%;
+    bottom: 48%;
+    left: 0;
+    right: 0;
+    background-color: #f002;
+}
+
+.my-turn #border {
+    background-color: #0ff2;
+}