.content{
        margin-left:auto;
        margin-right:auto;
        text-align:left;
        width:90%;
}

.supplement{
        margin-left:auto;
        margin-right:auto;
        text-align:left;    
	 	width:85%;   
}

h1,h2,h3,h4 {
    font-size: 1em;
}