body {
        margin: 40px auto;
        max-width: 800px;
        padding: 0 10px;
}

img {
        max-width: 700px;
}


/*******/

html {font-size: 16px;}

body {
  background-color: white;
  font-family: Sans-Serif;
  font-weight: 400;
  line-height: 1.45;
  color: #333;
}

p {margin-bottom: 1.25em;}

h1, h2, h3, h4, h5 {
  margin: 2.75rem 0 1rem;
  font-family: Sans-Serif;
  line-height: 1.15;
}

h1 {
  margin-top: 0;
  font-size: 2.488em;
}

h2 {font-size: 2.074em;}

h3 {font-size: 1.728em;}

h4 {font-size: 1.44em;}

h5 {font-size: 1.2em;}

small, .text_small {font-size: 0.833em;}