body {
text-align: center;
}
h1{
text-align: center;
}
h2{
text-align: left;
}
h3{
text-align: left;
}
h4{
text-align: left;
}
h5{
text-align: left;
}
h6{
text-align: left;
}
p{
text-align: center;
}
table.center {
margin-left:auto; 
margin-right:auto;
}