main h1 {
    margin-bottom: 2em;
    border-bottom-style: solid;
    border-bottom-color: red;
    border-left-style: double;
    border-left-color: red;
}

main h1 {
    margin-bottom: 1.5em;
    border-bottom-style: solid;
    border-bottom-color: red;
    border-left-style: double;
    border-left-color: red;
}

@media screen and (max-width : 700px) {
    main p {
        padding-left: 0.2em;
        margin-right: 0.5em;
        margin-bottom: 0.2em;
    }

    main h1 {
        margin-bottom: 0.7em;
        border-bottom-style: solid;
        border-bottom-color: red;
        border-left-style: none;
    }
}