body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 20px;
    background-color: linear-gradient(to right, #f0f4f7, #e6ecf2);
    color: #333;
}

h1 {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 40px;
    color: #222;
}

i {
    position: absolute;
    font-size: 50px;
    top: 36px;
    left: 150px;
}

a:hover,
a:active,
a:visited {
    text-decoration: none;
    background: none;
    color: inherit;
}

.chart-container {
    background-color: white;
    padding: 25px 30px 35px;
    margin: 40px auto;
    border-radius: 18px;
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.12);
    width: 92%;
    max-width: 780px;
    transition: transform 0.2s ease, box-shadow 0.3s ease;
}

.chart-container:hover {
    transform: scale(1.01);
    box-shadow: 0 18px 35px rgba(0, 0, 0, 0.15);
}

.chart-container h2 {
    margin-top: 0;
    margin-bottom: 18px;
    font-size: 1.5rem;
    color: #444;
    text-align: center;
    user-select: none;
}

.chart-container p {
    font-size: 1rem;
    color: #555;
    max-width: 700px;
    margin: 0 auto 35px auto;
    line-height: 1.5;
    text-align: center;
}

.chart-container a {
    color: inherit;
    /* ugyanaz a szín, mint a szöveg */
    text-decoration: none;
    /* nincs aláhúzás */
}

.chart-container a:hover {
    text-decoration: underline;
    /* hoverre kiemelés, ha kell */
}

canvas {
    display: block;
    max-width: 100%;
    height: 350px !important;
    margin: 0 auto 10px auto;
}


/* javítva */

body.dark-mode {
    background-color: #111;
    color: #eee;
}

body.dark-mode h1,
body.dark-mode h2,
body.dark-mode p {
    color: #eee;
}

body.dark-mode .chart-container {
    background: #333;
    border: 3px solid #555;
    color: white;
}

.lablec {
    text-align: center;
}