Alerte

<div role="alert" class="alert alert-[type]">
        Mesaj de alerta     </div>

[type] – una din variantele : default, primary, success, info, warning, danger

CSS pentru alte tipuri :

.alert-facebook {
    background-image: -webkit-linear-gradient(top,#f2dede 0,#e7c3c3 100%);
    background-image: -o-linear-gradient(top,#f2dede 0,#e7c3c3 100%);
    background-image: -webkit-gradient(linear,left top,left bottom,from(#f2dede),to(#e7c3c3));
    background-image: linear-gradient(to bottom,#f2dede 0,#e7c3c3 100%);
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#fff2dede',endColorstr='#ffe7c3c3',GradientType=0);
    background-repeat: repeat-x;
    border-color: #dca7a7;
}