.a-head img{
  border: 0;
  margin: 5px auto 5px auto;
  display:block;
  max-height:250px;
  max-width:600px;
}
.a-head {
  margin-bottom: 5px;
}
h1 {
  margin-bottom: 20px;
}
h2 {
  margin-bottom: 15px;
}
li {
    list-style-type: inherit;
}