h1, h2, h3, h4, h5, h6, .h1, .h2, .h3, .h4, .h5, .h6 {display: block; font-weight: bolder;}
h1 {font-size: 2em; margin: .67em 0;}
h2 {font-size: 1.5em; margin: .75em 0;}
h3 {font-size: 1.17em; margin: .83em 0;}
h4 {margin: 1.12em 0; line-height: 1.4em;}
h5 {font-size: .83em;margin: 1.5em 0;}
h6 {font-size: .75em; margin: 1.67em 0;}

html, body {
    font-family: Helvetica, Arial, sans-serif;
}

.description {line-height: 1.4em;}