header{background:url(https://matthewbulat.net/utility/images/Utility_Header.jpg) center center no-repeat;height:200px}.navbar-default{background-color:#0ff;border:none}html body{background-color:orange}p.big{line-height:200%}p.twocolumns{column-count:2;line-height:150%}.lead,table{background:#ffffe0}header h1 a,header h4 a{color:#000}