html,
body {
    box-sizing: border-box;
    height: 100%;
    padding: 0;
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
}

.grid {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    margin: 10% 20%;
}

.grid div {
    display: inherit;
    flex-direction: column;
}

.grid div img {
    height: 125px;
}

iframe {
    width: 750px;
    height: 500px;
}

.container {
    display: flex;
    justify-content: center;
}