<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <title>{{.Title}}</title> <style> /* Global Styles */ * { box-sizing: border-box; margin: 0; padding: 0; } body { font-family: Inter, Arial, sans-serif; font-size: 16px; line-height: 1.5; color: #fff; background-color: #212121; display: flex; justify-content: center; align-items: center; height: 100vh; margin: 0; } /* Spinner Styles */ .spinner { width: 120px; height: 120px; border: 16px solid #333; border-radius: 50%; border-top: 16px solid #66d9ef; animation: spin 2s linear infinite; } @keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } } /* Error Styles */ .error { display: inline-block; text-align: center; justify-content: center; } .error::before { content: "\26A0"; /* Unicode for warning symbol */ font-size: 40px; color: #ff9900; } /* Message Styles */ .message { font-size: 24px; font-weight: bold; padding-left: 32px; text-align: center; } </style> </head> <body> <script> window.onload = async function () { let resp = await fetch(window.location.href, { headers: { "{{.CheckRedirectHeader}}": "1", }, }); if (resp.ok) { window.location.href = resp.url; } else { document.getElementById("message").innerText = await resp.text(); document .getElementById("spinner") .classList.replace("spinner", "error"); } }; </script> <div id="spinner" class="spinner"></div> <div id="message" class="message">{{.Message}}</div> </body> </html>