*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;font-family:Rajdhani,sans-serif;background:linear-gradient(135deg,#667eea,#764ba2)}.App{min-height:100vh;display:flex;justify-content:center;align-items:center;flex-direction:column;padding:20px;text-align:center;color:#fff}h1{font-size:2.5rem;margin-bottom:20px}.converter-container{background:#ffffff26;padding:30px;border-radius:20px;width:100%;max-width:420px;box-shadow:0 10px 25px #00000040;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);display:flex;flex-direction:column;gap:20px}input{padding:12px;border-radius:8px;border:none;outline:none;font-size:1rem;width:100%}.selects{display:flex;gap:12px}button{padding:12px;border:none;border-radius:10px;font-size:1.1rem;cursor:pointer;background:linear-gradient(90deg,#4f46e5,#06b6d4);color:#fff;font-weight:700;transition:.2s ease}button:hover{transform:scale(1.05);box-shadow:0 5px 18px #0000004d}.result{margin-top:10px;font-size:1.4rem;color:#ffe066;font-weight:700}.rate-box{background:#ffffff40;padding:10px;border-radius:10px;color:#000;font-weight:700;font-size:1.1rem}.dropdown{width:100%;position:relative}.dropdown-selected{background:#fff;padding:10px;border-radius:8px;cursor:pointer;font-weight:700;color:#000}.dropdown-menu{position:absolute;width:100%;background:#fff;margin-top:8px;border-radius:8px;overflow:hidden;box-shadow:0 4px 12px #0000002e;z-index:1000}.dropdown-search{padding:10px;width:100%;border:none;border-bottom:1px solid #ddd;outline:none}.dropdown-options{max-height:240px;overflow-y:auto}.dropdown-option{padding:10px;cursor:pointer;color:#000}.dropdown-option:hover{background:#f0f0f0}@media(max-width:480px){.selects{flex-direction:column}}body{margin:0;padding:0;font-family:Rajdhani,sans-serif}