.biru-header { width:100%; background:#0d1526; } .biru-header-top { display:flex; justify-content:space-between; align-items:center; padding:10px 20px; border-bottom:1px solid #1a2a4a; } .biru-logo { color:#1a6fff; font-size:22px; font-weight:900; text-decoration:none; } .biru-header-btn { display:flex; gap:8px; } .biru-btn-masuk { color:#fff; font-size:13px; text-decoration:none; padding:7px 15px; } .biru-btn-daftar { background:#1a6fff; color:#fff; font-size:13px; text-decoration:none; padding