body
{ 
background: #777777;
margin-left: 5%;
margin-right: 5%;
font-family: Times New Roman, serif;
color:white;
}

h1 { font-family: Times New Roman, serif; font-size: 300%;, color: white } 

h2 { font-family: Times New Roman, serif, font-size: 250%;, color: white }

h3 { font-family: Times New Roman, serif, font-size: 200%;, color: white }

h4 { font-family: Times New Roman, serif, font-size: 150%;, color: white }

h5 { font-family: Times New Roman, serif, font-size: 75%;, color: white }

h6 { font-family: Times New Roman, serif; font-size: 300%;, color: black } 

h7 { font-family: Times New Roman, serif, font-size: 250%;, color: black }

h8 { font-family: Times New Roman, serif, font-size: 200%;, color: black }

h9 { font-family: Times New Roman, serif, font-size: 150%;, color: black }

h10 { font-family: Times New Roman, serif, font-size: 75%;, color: black }