.container h1{
    font-weight: bold;
    color: #00008B;
    margin-top: 20px;
    margin-bottom: 20px;
}

.container h3{
    font-weight: bold;
    color: #00008B;
    border-bottom: solid #00008B;
}

.columns{
    display:inline-flex;
}

.columns img{
    width: 350px;
    height: 350px;
    border-radius: 50%;
}

#whatsapp{
    width: 30px;
    height: 30px;
}

@media only screen and (max-width: 820px) {

    .columns img{
        width: 150px;
        height: 150px;
        border-radius: 50%;
    }
}