.auth-card .auth-sec{border-bottom:1px solid var(--line);color:var(--c-900);letter-spacing:-.02em;margin:30px 0 14px;padding-bottom:9px;font-size:18.5px;font-weight:900}.auth-card .form>.auth-sec:first-child{margin-top:20px}.auth-card .agree-line+.form-msg{margin-top:16px}.auth-card .agree-line:last-of-type{margin-bottom:6px}@media (max-width:640px){.auth-card .auth-sec{margin:24px 0 12px;font-size:17.5px}}