.sell-container {
    background-color: rgba(20, 20, 20, 0.85);
    border: 2px solid #4c3b28;
    padding: 30px;
    max-width: 500px;
    margin: 50px auto;
    color: #e8decf;
    font-family: 'UnifrakturCook', serif;
    border-radius: 16px;
}

.sell-header {
    font-size: 2rem;
    text-align: center;
    color: #f4e27b;
    text-shadow: 0 0 5px #f4e27b88;
    margin-bottom: 20px;
}

select {
    width: 100%;
    padding: 8px;
    margin: 10px 0;
    background: #1e1e1e;
    color: #f0e6cc;
    border: 1px solid #555;
    border-radius: 6px;
}

button {
    background-color: #c2a842;
    color: #111;
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
}

.feedback {
    margin-top: 15px;
    font-weight: bold;
    text-align: center;
}

.success {
    color: #8fe68f;
}

.fail {
    color: #e87e7e;
}