Update static/style.css

static/style.css

@@ -157,4 +157,22 @@ h2 {
 .botones-resultado button:hover {
     transform: scale(1.2);
 }
+
+.btn {
+    padding: 10px 22px;
+    background: linear-gradient(90deg,#20603d 70%,#49b87a 100%);
+    color: #fff;
+    border-radius: 8px;
+    text-decoration: none;
+    font-weight: 600;
+    font-size: 1em;
+    box-shadow: 0 2px 10px #20603d22;
+    transition: background 0.18s;
+    border: none;
+    cursor: pointer;
+}
+.btn:hover {
+    background: linear-gradient(90deg,#49b87a 70%,#20603d 100%);
+    color: #fff;
+}
 }