Have got win and failures working

site/assets/styles/main.css

@@ -1,15 +1,90 @@
+:root {
+    --color-no-letter-bg: #666;
+    --color-no-letter-fg: #fff;
+
+    --color-has-letter-bg: #dd4;
+    --color-has-letter-fg: #000;
+
+    --color-right-letter-bg: #4b4;
+    --color-right-letter-fg: #fff;
+}
+
+body {
+    height: 100vh;
+    display: flex;
+    flex-direction: column;
+}
+
+main {
+    flex-grow: 1;
+    flex-shrink: 1;
+
+    display: flex;
+    flex-direction: column;
+}
+
+main > div:first-child {
+    flex-grow: 1;
+}
+
+div.playfield {
+    text-align: center;
+    font-size: 1.5rem;
+}
+
+div.playfield div[data-playfield-target="topMessage"] {
+    font-weight: bold;
+}
+
+div.playfield div[data-playfield-target="playfield"] {
+    margin-block: 1rem;
+    font-size: 3rem;
+}
+
+div.keyboard > div {
+    display: flex;
+    justify-content: space-around;
+}
+
+div.keyboard button {
+    width: 9vw;
+    border-radius: 2px;
+    height: 4rem;
+    text-transform: uppercase;
+
+    background: #bbb;
+    color: #000;
+    border: solid 1px #444;
+}
+
+div.keyboard > div:nth-child(2) {
+    margin-inline: 2vw;
+}
+
+div.keyboard > div:nth-child(3) {
+    margin-inline: 4vw;
+}
+
+
 button[data-keyboard-target="key"].right-pos {
-    background: green;
+    background: var(--color-right-letter-bg);
+    color: var(--color-right-letter-fg);
 }
 
 button[data-keyboard-target="key"].right-char {
-    background: yellow;
+    background: var(--color-has-letter-bg);
+    color: var(--color-has-letter-fg);
 }
 
 button[data-keyboard-target="key"].miss {
-    background: grey;
+    background: var(--color-no-letter-bg);
+    color: var(--color-no-letter-fg);
 }
 
+div.playfield div.row {
+    display: flex;
+    justify-content: center;
+}
 
 div.playfield div.row span {
     display: inline-block;
@@ -17,16 +92,54 @@ div.playfield div.row span {
     
     height: 1.1em;
     width: 1.1em;
+    line-height: 1.1em;
+    margin: 5px;
 }
 
 div.playfield div.row span.right-pos {
-    background: green;
+    background: var(--color-right-letter-bg);
+    color: var(--color-right-letter-fg);
 }
 
 div.playfield div.row span.right-char {
-    background: yellow;
+    background: var(--color-has-letter-bg);
+    color: var(--color-has-letter-fg);
 }
 
 div.playfield div.row span.miss {
-    background: grey;
+    background: var(--color-no-letter-bg);
+    color: var(--color-no-letter-fg);
+}
+
+div.overlay {
+    position: fixed;
+    bottom: 25%;
+    left: 10%;
+    right: 10%;
+    z-index: 10;
+
+    display: none;
+    justify-content: center;
+}
+
+div.overlay.show {
+    display: flex;
+}
+
+div.overlay-message {
+    font-size: 2rem;
+    line-height: 2.2rem;
+
+    text-align: center;
+
+    color: white;
+    background-color: rgba(0, 0, 0, 70%);
+    border-radius: 5px;
+
+    padding-block: 12px;
+    padding-inline: 20px;
+}
+
+.hide {
+    display: none;
 }