*{box-sizing:border-box}body{margin:0;min-height:100vh;padding:24px;display:grid;place-items:center;background:#f2f5f9;color:#182230;font-family:Arial,"Malgun Gothic",sans-serif}.login-card{width:min(100%,420px);padding:34px;background:#fff;border:1px solid #e0e6ee;border-radius:14px;box-shadow:0 14px 40px #15223812}.brand{font-size:13px;font-weight:800;letter-spacing:.12em;color:#1674d1}h1{margin:10px 0;font-size:25px}.intro,.help{color:#667386;font-size:14px;line-height:1.55}.login-card form{margin-top:26px}.login-card label{display:block;margin:16px 0;font-size:14px;font-weight:600}.login-card input{display:block;width:100%;height:44px;margin-top:7px;padding:0 12px;border:1px solid #cbd4df;border-radius:7px;font:inherit}.login-card input:focus{outline:2px solid #9bc8f4;border-color:#1674d1}.login-card button{width:100%;height:46px;border:0;border-radius:7px;background:#1674d1;color:#fff;font-size:15px;font-weight:700;cursor:pointer}.login-card button:disabled{opacity:.6;cursor:wait}.error{min-height:20px;color:#c63434;font-size:13px}.target{padding:10px;border-radius:7px;background:#f5f7fa}.help{margin:24px 0 0;font-size:12px} [hidden]{display:none!important}