/*****************SPEAKERS TALKSERIES CSS **************/
body {
    margin: 0;
    font-family: Arial, sans-serif;
}
.sts {
  margin-top: 70px;
}
.section {
    text-align: center;
    padding: 20px;
    
}

.grey-background {
    background-color: #f0f0f0;
    color: #333;
}

.white-background {
    background-color: #ffffff;
}

.heading {
    font-size: 24px;
    font-weight: bold;
    margin: 0;
    padding: 10px 0;
}

.photos {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    justify-items: center;
    padding: 20px;
}

.photos img {
    width: 100%;
    max-width: 200px;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    margin-top: 20px;
}

@media (min-width: 600px) {
    .photos {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 1024px) {
    .heading {
        font-size: 32px;
    }

    .photos img {
        max-width: 250px;
    }
}