.cta { display: none; }

<!-- body from Tufte
body {
	width: 87.5%;
	margin-left: auto;
	margin-right: auto;
	margin-top: 3rem;
	padding-left: 12.5%;
	font-family: et-book, Palatino, "Palatino Linotype", "Palatino LT STD", "Book Antiqua", Georgia, serif;
	background-color: #D4E3FE;
	color: #111;
	max-width: 1400px;
	counter-reset: sidenote-counter;
	-webkit-text-size-adjust: 100%;
} --> 



nav.main-nav a.cta {
	background: #fff;
	color: #336699;
	border: 2px solid #6699CC;
}

nav.main-nav a.cta:hover {
	background: #6699CC;
	color: #336699;
}

nav.main-nav a, #footer a, #post-nav a, p a{
   box-shadow: inset 0 -2px 0 #6699CC;
}

nav.main-nav a:hover, #footer a:hover, #post-nav a:hover, p a:hover {
	box-shadow: inset 0 -25px 0 #6699CC;
}

#wrapper {
    max-width: 700px;
}

#microgram {
  margin-left: -25px;
  overflow: hidden;
}
#microgram div.photo {
  float: left;
  width: 190px;
  height: 190px;
  margin: 0 0 25px 25px;
}
#microgram div.photo:hover {
  cursor: pointer;
  opacity: 0.75;
}

#wrapper {
    max-width: 700px;
}

img, #post-meta img.avatar {margin-top:1.5em;  background-color: #ffffff;}
/* removed:  box-shadow: 5px 5px 5px gray */
img#avatar {margin-top:0;padding-top:0;}
video {margin-top: 1.5em;
background-color: #ffffff;
/* box-shadow: 5px 5px 5px gray; */
}