.alert{padding:15px;margin-bottom:20px;border:1px solid transparent;border-radius:4px}.alert-info{color:#31708f;background-color:#d9edf7;border-color:#bce8f1}.alert-warning{color:#8a6d3b;background-color:#fcf8e3;border-color:#faebcc}.alert-danger{color:#a94442;background-color:#f2dede;border-color:#ebccd1}.alert p{margin-bottom:0}.alert:empty{display:none}.advantages{margin-bottom:150px}.advantages h3{color:#fff;margin-bottom:30px}