.alert-success{color:#333;background-color:white;border-left:#28a745 15px solid;}.alert-warning{color:#333;background-color:white;border-left:#ff8800 15px solid;}.alert-danger{color:#333;background-color:white;border-left:#cc0000 15px solid;}.alert-dismissible .btn-close{opacity:0.6;}
.affix{position:fixed;width:100%;top:0;z-index:1035;left:0;}
nav.tabs{margin-bottom:1rem;}