*{margin:0;padding:0;box-sizing:border-box;font-family:Arial,sans-serif}body{background-color:#fdfdfd;color:#333}.bipro-main{width:90%;max-width:1200px;margin:2rem auto;background-color:#fff;border:1px solid #eee;border-radius:4px;padding:2rem;box-shadow:0 4px 12px rgba(0,0,0,.05)}h1,h2,h3{color:#c00000;margin-bottom:1rem}button{background-color:#c00000;color:#fff;border:none;border-radius:4px;padding:.6rem 1.2rem;font-size:1rem;cursor:pointer;margin:.25rem;transition:background-color .3s,transform .2s}button:hover{background-color:#900000;transform:translateY(-1px)}label{display:inline-block;margin:1rem 0 .25rem;font-weight:700;color:#333}input[type=email],input[type=number],input[type=text]{display:block;width:100%;max-width:300px;padding:.45rem;margin-bottom:1rem;border:1px solid #ccc;border-radius:4px}