model output
Claude Sonnet 4.6

Single Element Spinner
A 0.90T 0.31
1<!DOCTYPE html>
2<html lang="en">
3<head>
4<meta charset="UTF-8">
5<meta name="viewport" content="width=device-width, initial-scale=1.0">
6<title>Loading Animation</title>
7<style>
8  * {
9    margin: 0;
10    padding: 0;
11    box-sizing: border-box;
12  }
13
14  body {
15    background: white;
16    display: flex;
17    justify-content: flex-start;
18    align-items: flex-start;
19    width: 100%;
20    height: 100vh;
21  }
22
23  .spinner {
24    position: absolute;
25    left: 200px;
26    top: 100px;
27    width: 30px;
28    height: 30px;
29    border: 2px solid transparent;
30    border-top-color: #00e5ff;
31    border-right-color: #00e5ff;
32    border-radius: 50%;
33    animation: spin 1s linear infinite;
34  }
35
36  @keyframes spin {
37    0% {
38      transform: rotate(0deg);
39    }
40    100% {
41      transform: rotate(360deg);
42    }
43  }
44</style>
45</head>
46<body>
47  <div class="spinner"></div>
48</body>
49</html>