.gou187-login{max-width:35rem;margin:5rem auto;padding:2rem;background:#fff;border:1px solid #d5e1dc;border-radius:1rem;box-shadow:0 12px 35px #0b352014}
.gou187-login h1{font-size:2rem;margin-top:0}.gou187-login p{line-height:1.6}
.gou187-login form{display:grid;gap:1rem}.gou187-login label{display:grid;gap:.35rem;font-weight:700}
.gou187-login input{padding:.8rem;border:1px solid #9bb7aa;border-radius:.5rem;font:inherit}
.gou187-login button{background:#075443;color:#fff;border:0;padding:.85rem 1rem;border-radius:.5rem;font:inherit;font-weight:700;cursor:pointer}
.gou187-login .notice{padding:.8rem;border:1px solid #b74444;background:#fff4f1}
.gou187-courses{padding:1rem 1.5rem;margin:2rem 0;border-radius:1rem;background:#e9f2ee}
.gou187-courses ul{display:flex;flex-wrap:wrap;gap:.75rem;list-style:none;padding:0}
.gou187-courses a{display:inline-block;padding:.6rem .8rem;background:#fff;border-radius:.5rem}
.gou187-signout{display:inline}.gou187-signout button{background:transparent;border:1px solid currentColor;color:inherit;padding:.4rem .7rem;cursor:pointer}
.gou187-textbook{max-width:54rem;margin:3rem auto;padding:0 1.5rem}.gou187-textbook section{background:#fff;margin:1.5rem 0;padding:1.5rem;border:1px solid #d5e1dc;border-radius:.75rem;line-height:1.7}