*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;font-family:Arial,sans-serif;font-size:16px;line-height:1.5;color:#333;overflow:hidden}main{height:100vh;overflow:hidden}h1,h2,h3,h4,h5,h6{font-weight:700;margin-bottom:1rem}p{margin-bottom:1rem}a{text-decoration:none;color:inherit}a:hover{text-decoration:underline}button{padding:5px 15px;background-color:transparent;cursor:pointer;font-size:inherit;color:inherit}button:active{border:2px solid rgb(194,192,192);padding:5px 15px;background-color:transparent;cursor:pointer;font-size:inherit;color:inherit}input,textarea{font-family:inherit;font-size:inherit;border:1px solid #ccc;padding:8px;outline:none}img{width:100%;height:100%;object-fit:contain}input:focus,textarea:focus{border-color:#007bff}:root{--bg-color: rgb(255, 255, 255);--text-color: #333}