Fixed a couple CSS issues

timeline.css

@@ -38,7 +38,7 @@ html,body{height:100%;padding:0px;margin:0px;}
 #timeline .feature .slider .date a,#timeline .feature .slider .title a{color:#999999;}
 .slider{width:100%;height:100%;overflow:hidden;}.slider .slider-container-mask{text-align:center;width:100%;height:100%;overflow:hidden;}.slider .slider-container-mask .slider-container{position:absolute;top:0px;left:-2160px;width:100%;height:100%;text-align:center;display:block;background-color:#ffffff;}.slider .slider-container-mask .slider-container .slider-item-container{display:table-cell;vertical-align:middle;}
 .slider img,.slider embed,.slider object,.slider video,.slider iframe{max-width:100%;}
-.slider .nav-previous,.slider .nav-next{position:fixed;top:0px;width:100px;color:#DBDBDB;font-size:11px;}.slider .nav-previous .nav-container,.slider .nav-next .nav-container{height:100px;position:absolute;}
+.slider .nav-previous,.slider .nav-next{position:absolute;top:0px;width:100px;color:#DBDBDB;font-size:11px;}.slider .nav-previous .nav-container,.slider .nav-next .nav-container{height:100px;position:absolute;}
 .slider .nav-previous .icon,.slider .nav-next .icon{margin-bottom:15px;}
 .slider .nav-previous .date,.slider .nav-next .date{font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;font-size:14px;font-weight:bold;line-height:#e9e9e9;text-transform:uppercase;margin-bottom:5px;}
 .slider .nav-previous .date,.slider .nav-next .date,.slider .nav-previous .title,.slider .nav-next .title{line-height:14px;}.slider .nav-previous .date a,.slider .nav-next .date a,.slider .nav-previous .title a,.slider .nav-next .title a{color:#999999;}