h1, h2, h3, .centre
{
	text-align: center;
}
section
{
    margin-left: 50px;
}
indent
{
	margin-left: 25px;
}
ol
{
	margin-top:0px;
}

body 
{
 margin-top:10px;
 margin-left:30px;
 margin-right:30px;

}

table, th, td {
    border: 1px solid black;
    border-collapse: collapse;
}
th,td {
    padding: 15px;
}

td.talk{
    background-color: #D0D0D0;
}