Team:SMMU-China/2019 CSS demo

/* Clearfix hack by Nicolas Gallagher: http://nicolasgallagher.com/micro-clearfix-hack/ */ .clearfix:before, .clearfix:after { content: " "; display: table; }

.clearfix:after { clear: both; }

nav a{ color: rgba(255, 255, 255, 0.6);outline: none;text-decoration: none;-webkit-transition: 0.2s;transition: 0.2s;} nav a:hover,nav a:focus{color:#74777b;text-decoration: none;}