body {
    margin:0;
    font-family: 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #667eea, #764ba2);
    height:100vh;
    display:flex;
    justify-content:center;
    align-items:center;
    color:white;
}

.glass {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(15px);
    padding:30px;
    border-radius:15px;
    width:300px;
    text-align:center;
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}

.big {
    width:400px;
}

input, select {
    width:100%;
    padding:10px;
    margin:10px 0;
    border:none;
    border-radius:8px;
}

button {
    padding:10px;
    width:100%;
    border:none;
    border-radius:8px;
    background:#00c6ff;
    color:white;
    cursor:pointer;
    transition:0.3s;
}

button:hover {
    background:#0072ff;
}

.secondary {
    background:#ff7eb3;
}

.topbar {
    position:absolute;
    top:10px;
    right:10px;
}

.row {
    display:flex;
    gap:10px;
}
.swap {
    width:50px;
    background:#ff9a9e;
}

.swap:hover {
    background:#ff6a88;
}