body {
    font-family: sans-serif;
    background: #1a1a1a;
    color: #fff;
    display: flex;
    justify-content: center;
    padding-top: 50px;
}

.container {
    width: 100%;
    max-width: 600px;
    padding: 20px;
    background: #2d2d2d;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

input,
button {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    border-radius: 4px;
    border: none;
    box-sizing: border-box;
}

input {
    background: #404040;
    color: white;
}

button {
    background: #3b82f6;
    color: white;
    cursor: pointer;
    font-weight: bold;
}

button:hover {
    background: #2563eb;
}

button.delete {
    background: #ef4444;
    width: auto;
    padding: 5px 10px;
    margin: 0;
}

.alias-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    border-bottom: 1px solid #404040;
}

.hidden {
    display: none;
}

h2 {
    text-align: center;
    color: #3b82f6;
}