/* AJUSTES GENERALES */

* {
    margin: 0;
    padding: 0;
}

body {
    background-color: #22252a;
    color: white;
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    padding: 20px;
}

.container {
    max-width: 600px;
    width: 100%;
    text-align: center;
}

h1 {
    border-bottom: 1px solid #444;
    padding-bottom: 15px;
}

/* AJUSTES CONTAINER */

.card {
    background-color: #71777d;
    padding: 30px;
    border-radius: 5px;
    margin: 20px auto;
    width: 300px;
}

input, select, button {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border: none;
    border-radius: 3px;
    box-sizing: border-box;
}

button {
    background-color: #17c3e8;
    color: white;
    font-weight: bold;
    cursor: pointer;
}

button:hover {
    background-color: #13a3c2;
}

.chart-container {
    background-color: white;
    padding: 20px;
    border-radius: 5px;
    margin-top: 20px;
}

.error {
    color: #ffcccc;
    font-weight: bold;
}