A theme for MacDown which is inspired by Dropbox Paper

Paperlike.css

/* Version from 180808 */

* {
    margin: 0;
    padding: 0;
}

@media only screen and (max-width: 320px) {
    p,h1,h2,h3,h4,h5,ul,ol,hr {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }
    h1{
        font-size: 1.5rem;
        line-height: 1.8rem;
    }
}

@media only screen and (min-width: 320px) and (max-width: 720px) {
    p,h1,h2,h3,h4,h5,ul,ol,hr {
        padding-left: 1.4rem;
        padding-right: 1.4rem;
    }
    h1{
        font-size: 2rem;
        line-height: 2.4rem;
    }
}

@media only screen and (min-width: 720px) and (max-width: 1024px) {
    p,h1,h2,h3,h4,h5,ul,ol,hr {
        padding-left: 1.8rem;
        padding-right: 1.8rem;
    }
    h1{
        font-size: 2.5rem;
        line-height: 3rem;
    }
}

@media only screen and (min-width: 1024px) {
    p,h1,h2,h3,h4,h5,ul,ol,hr {
        padding-left: 2.5rem;
        padding-right: 2.5rem;
    }
    h1{
        font-size: 2.5rem;
        line-height: 3rem;
    }
}

body {
    font-family: "iAWriterDuospace-Regular", Helvetica, Arial, sans-serif;
    font-size: 16px;
    color: black;
    line-height: 1.4em;
    background-color: #fff;
    margin-top: 3.125rem;
    margin-bottom: 4.375rem;
}

p {
    color: #1b2733;
    margin-top: 0.8125rem;
    margin-bottom: 0.8125rem;
    font-size: 1rem;
    line-height: 1.625rem;
}

h1 {
	font-weight: bold;
    margin-top: 1.875rem;
    margin-bottom: 2rem;
}

h2 {
	font-weight: normal;
	margin-top: 1.8725rem;
	margin-bottom: 0.75rem;
    font-size: 1.875rem;
    line-height: 2.25rem;
}

h3 {
	font-weight: bold;
	margin-top: 1.125rem;
	margin-bottom: 0.375rem;
    font-size: 1.3125rem;
    line-height: 1.75rem;
}

hr{
	border: 0;
	margin-top: 2.5rem;
	margin-bottom: 2.5rem;
	border-bottom: 1px solid #c1c7cd;
	box-sizing: border-box;
}

figcaption{
	color: #637282;
	font-size: 0.875rem;
	font-style: italic;
	line-height: 1.3125rem;
	text-align: center;
}

a{
	text-decoration: none;
	color: #a6a96d;
}

ul li{
	margin-left: 1.9rem;
    padding-left: 0.6rem;
}

ol li{
	margin-left: 2.5rem;
}

p a{
	word-wrap: break-word;
}

p,
h1,
h2,
h3,
h4,
h5,
ul,
ol,
hr {
	max-width: 740px;
    margin-left: auto;
    margin-right: auto;
}

img {	
    width: 100%;
}