Feat: Multiplayer sessions added using CRUD database.

static/css/components/button.css

@@ -0,0 +1,46 @@
+.button {
+    display: inline-block;
+    padding: 0.5vh 0.75vh;
+    border-radius: 0.75vh;
+    text-decoration: none;
+    font-weight: bold;
+    transition: all 0.3s ease;
+    width: fit-content;
+}
+.button:not(.is_collapsed) {
+    cursor: pointer;
+}
+.button.is_collapsed {
+    display: block;
+    opacity: 0;
+}
+
+.button-primary {
+    background: var(--colour-accent);
+    color: var(--colour-primary);
+    border: 2px solid var(--colour-primary);
+}
+
+.button-primary:hover {
+    background: var(--colour-secondary);
+    color: var(--colour-accent);
+}
+
+.button-light {
+    background: white;
+    color: var(--colour-primary);
+}
+
+.button-light:hover {
+    background: var(--colour-accent);
+}
+
+.logo:hover{
+    cursor: pointer;
+}
+
+
+.button.icon.active.delete, 
+.button.icon.active.add {
+    height: 2vh;
+}