.custom-api-settings {
    max-width: 600px;
    margin: 40px auto;
    background: black;
    padding: 30px 40px;
    border-radius: 12px;
    box-shadow: 0 10px 25px #f0dca7a8;;
    font-family: 'Segoe UI', sans-serif;
}
.custom-api-settings h1 {
    text-align: center;
    font-size: 28px;
    margin-bottom: 30px;
    color: #fff;
}
.custom-api-settings th {
    text-align: center;
    font-size: 18px;
    padding: 25px 0;
    color: #fff;
    width: 120px;
}
.custom-api-settings td input[type="text"] {
    width: 100%;
    padding: 8px 10px;
    border-radius: 6px;
    border: 1px solid #ccc;
    box-shadow: 0 4px 8px #f0dca7a8;
}
.custom-api-settings button {
    margin-top: 15px;
    padding: 7px 15px;
    border: none;
    background-color: #cda94e;
    color: #fff;
    font-weight: bold;
    border-radius: 6px;
    cursor: pointer;
    box-shadow: 0 4px 8px #f0dca7a8;
    transition: background 0.3s ease;
}
.wp-core-ui .button-primary {
    margin-top: -10px;
    padding: 7px 15px;
    background: #cda94e;
    border: none;
    border-radius: 6px;
    color: #fff;
    font-weight: bold;
    box-shadow: 0 4px 8px #f0dca7a8;
    transition: background 0.3s ease;
}
.wp-core-ui .button-primary:hover {
    background-color: #B08136;
}
.custom-api-settings button:hover {
    background-color: #B08136;
}
.custom-api-settings .submit {
    text-align: center;
}