h1,
h2,
h3,
h4,
h5,
h6,
h7,
p {
    font-weight: 400;
    margin: 0;
    padding: 0;
}

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

img {
    max-width: 100%;
}

.clear {
    :after {
        display: block;
        content: '';
        clear: both;
    }
}

iframe {
    border: 1px solid #ccc;
}