#collections-banner{
     background-image:-webkit-gradient(linear, left top, left bottom, from(rgba(0, 0, 0, 0.3)), to(rgba(0, 0, 0, 0.3))),url(../images/about.jpg);
     background-image:-webkit-linear-gradient(rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.3)),url(../images/about.jpg);
     background-image:-o-linear-gradient(rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.3)),url(../images/about.jpg);
     background-image:linear-gradient(rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.3)),url(../images/about.jpg);
	 background-attachment: fixed;
     background-size: cover;
     background-repeat: no-repeat;
     background-position: center;
}
 #aside-cosmology{
     background-image:url(../images/cosmology.jpg);
     background-size: cover;
     background-repeat: no-repeat;
     background-position: center;
}
 #aside-evolution{
     background-image:url(../images/dinosaur-3.jpg);
     background-size: cover;
     background-repeat: no-repeat;
     background-position: center;
}
 #aside-biology{
     background-image: url(../images/heart.jpg);
     background-size: cover;
     background-repeat: no-repeat;
     background-position: center;
}
 #aside-ai{
     background-image:url(../images/ai.jpg);
     background-size: cover;
     background-repeat: no-repeat;
     background-position: right;
}
 #aside-ecology{
     background-image: url(../images/ecology.jpg);
     background-size: cover;
     background-repeat: no-repeat;
     background-position: center;
}
.main-content p:last-of-type{
	display: none;
}
@media (min-width:1224px){
	.main-content p:last-of-type{
		display:block;
	}
}