html, body
{
    background-color: #ffffff;
    font: 14px Tahoma, Geneva, sans-serif;
    margin: 0;
    padding: 0;
}
h1, h2, h3
{
  font-weight: normal;
}
h1
{
  font-size: 34px;
}
h2
{
  font-size: 28px;
}
h3
{
  font-size: 22px;
}
.content-wrapper
{
    box-sizing: border-box;
    margin: 0 auto; 
    width: 100%; 
}
html, body {
    margin: 0;
    padding: 0;
    height: 100%;
}