body {
    font-family: Arial, sans-serif;
    margin: 0;
    background-color: #f4f6f9;
}

.container {
    max-width: 900px;
    margin: 40px auto;
    padding: 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

h1 {
    text-align: center;
}


.filtros {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 20px;
}

select, button {
    padding: 8px;
    font-size: 16px;
}


.grafica {
    background: white;
    padding: 20px;
    border-radius: 10px;
}


@media (max-width: 600px) {

    .filtros {
        flex-direction: column;
        align-items: center;
    }

}


button {
    background-color: #2563eb;
    color: white;
    border: none;
    cursor: pointer;
}

button:hover {
    background-color: #1d4ed8;
}

.grafica {
    background: white;
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
}

h1 {
    color: #111827;
}