grav-ouidade.com/user/plugins/problems/css/problems.css

section#body {
    padding-top: 3rem;
}

ul.problems {
    list-style: none;
    padding: 0;
    margin-top: 3rem;
}

ul.problems li {
    margin-bottom: 1rem;
    padding: 1rem;
}

ul.problems li.success {
    background: #F1F9F1;
    border-left: 5px solid #5CB85C;
    color: #3d8b3d;
}

ul.problems li.error {
    background: #FDF7F7;
    border-left: 5px solid #D9534F;
    color: #b52b27;
}

ul.problems li.info {
    background: #F4F8FA;
    border-left: 5px solid #5bc0de;
    color: #28a1c5;
}

ul.problems .fa {
    font-size: 3rem;
    vertical-align: middle;
    margin-left: 1rem;
    display: block;
    float: left;
}

ul.problems p {
    display: block;
    margin: 0.5rem 0.5rem 0.5rem 5rem;
}

.button.big {
    font-size: 1.2rem;
}

.center {
    text-align: center;
}

.underline {
    text-decoration: underline;
}

.clearfix:after {
     visibility: hidden;
     display: block;
     font-size: 0;
     content: " ";
     clear: both;
     height: 0;
     }
.clearfix { display: inline-block; }
/* start commented backslash hack \*/
* html .clearfix { height: 1%; }
.clearfix { display: block; }
/* close commented backslash hack */