.jumbotron{background-color:#474c61;z-index:0;}.masthead{background-color:#474c61;}.line-numbers{display:none;}#snow{background-image:url('../images/s1.png'),url('../images/s2.png'),url('../images/s3.png');height:100%;width:100%;z-index:2;-webkit-animation:snow 10s linear infinite;-moz-animation:snow 10s linear infinite;-ms-animation:snow 10s linear infinite;animation:snow 10s linear infinite;}@keyframes snow{0%{background-position:0px 0px,0px 0px,0px 0px;}50%{background-position:500px 500px,100px 200px,-100px 150px;}100%{background-position:500px 1000px,200px 400px,-100px 300px;}}@-moz-keyframes snow{0%{background-position:0px 0px,0px 0px,0px 0px;}50%{background-position:500px 500px,100px 200px,-100px 150px;}100%{background-position:400px 1000px,200px 400px,100px 300px;}}@-webkit-keyframes snow{0%{background-position:0px 0px,0px 0px,0px 0px;}50%{background-position:500px 500px,100px 200px,-100px 150px;}100%{background-position:500px 1000px,200px 400px,-100px 300px;}}@-ms-keyframes snow{0%{background-position:0px 0px,0px 0px,0px 0px;}50%{background-position:500px 500px,100px 200px,-100px 150px;}100%{background-position:500px 1000px,200px 400px,-100px 300px;}}