body {
    font-family: Arial, sans-serif;
    background: #f4f6f8;
}

.contenedor {
    background: white;
    max-width: 900px;
    margin: 30px auto;
    padding: 20px;
    border-radius: 8px;
}

.logo {
    text-align: center;
}
.logo img {
    max-height: 200px;
}

h2, h3 {
    margin-top: 25px;
}

input {
    width: 100%;
    padding: 6px;
    box-sizing: border-box;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 10px;
}

th, td {
    border: 1px solid #ccc;
    padding: 6px;
}

.fila {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
}

.fila div {
    flex: 1;
}

button {
    padding: 6px 12px;
    cursor: pointer;
}

.btn-enviar {
    background: #1f6feb;
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 4px;
}

.btn-eliminar {
    background: #dc3545;
    color: white;
    border: none;
}
.mensaje-exito {
    background: #e6f7e6;
    color: #006400;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #b2d8b2;
}