img {
    max-width: 100%;
}

.container {
    font-size: 1.5rem;
    text-align: justify;
}

p.opinion {
    font-style: italic;
    margin: 1em 2em 0 2em;
}
p.author {
    margin: 0 6em;
    text-align: right;
}

.children {
    position: relative;
}
.arrow {
    position: absolute;
    width: 60%;
}
.arrow:nth-child(2) {
    top: 0;
    left: -50%;
}
.arrow:nth-child(3) {
    top: 0;
    right: -50%;
}
.arrow:nth-child(4) {
    bottom: 0;
    left: 0;
}