*{box-sizing:border-box;margin:0;padding:0}html,body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;width:100%;height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif}body{color:#333;background-color:#f5f5f5}button{cursor:pointer;font-family:inherit}input{font-family:inherit}.container{max-width:600px;margin:0 auto;padding:20px}.form-group{margin-bottom:15px}.form-group label{margin-bottom:5px;font-weight:600;display:block}.form-group input{border:1px solid #ddd;border-radius:5px;width:100%;padding:10px;font-size:14px}.form-group input:focus{border-color:#4caf50;outline:none;box-shadow:0 0 5px #4caf504d}.btn{cursor:pointer;border:none;border-radius:5px;padding:10px 20px;font-size:16px;transition:all .3s}.btn-primary{color:#fff;background-color:#4caf50}.btn-primary:hover{background-color:#45a049}.btn-secondary{color:#fff;background-color:#f44336}.btn-secondary:hover{background-color:#da190b}.alert{border-radius:5px;margin-bottom:15px;padding:12px 15px;font-size:14px}.alert-success{color:#155724;background-color:#d4edda;border:1px solid #c3e6cb}.alert-error{color:#721c24;background-color:#f8d7da;border:1px solid #f5c6cb}