html,body,h1,p,table {
    margin:0em;
    padding:0em;
}

body {
    margin:1em;
    max-width:50em;
}

table {
    margin-top:1em;
    border-collapse:collapse;
}

td,th{
    margin:0em;
    padding:0.6em;
    border:1px solid black;
}