mdb-ui-kit/sass/_alerts.scss

.alert {
    border: 0px;
    border-radius: 0;
    a, .alert-link {
        color: #FFFFFF;
    }
}


// Alert buttons
// --------------------------------------------------

.alert-default {
  @include alert-variant(#FFFFFF);
    a, .alert-link {
        color: #000000;
    }
}

.alert-primary {
  color: #FFFFFF;
  @include alert-variant($primary);
}
// Success appears as green
.alert-success {
  color: #FFFFFF;
  @include alert-variant($success);
}
// Info appears as blue-green
.alert-info {
  color: #FFFFFF;
  @include alert-variant($info);
}
// Warning appears as orange
.alert-warning {
  color: #FFFFFF;
  @include alert-variant($warning);
}
// Danger and error appear as red
.alert-danger {
  @include alert-variant($danger);
}

// Material shades
.alert-material-red {
    @include alert-variant($red)
}
.alert-material-pink {
    @include alert-variant($pink);
}
.alert-material-purple {
    @include alert-variant($purple);
}
.alert-material-deeppurple {
    @include alert-variant($deeppurple);
}
.alert-material-indigo {
    @include alert-variant($indigo);
}
.alert-material-lightblue {
    @include alert-variant($lightblue);
}
.alert-material-cyan {
    @include alert-variant($cyan);
}
.alert-material-teal {
    @include alert-variant($teal);
}
.alert-material-lightgreen {
    @include alert-variant($lightgreen);
}
.alert-material-lime {
    @include alert-variant($lime);
}
.alert-material-lightyellow {
    @include alert-variant($lightyellow);
}
.alert-material-orange {
    @include alert-variant($orange);
}
.alert-material-deeporange {
    @include alert-variant($deeporange);
}
.alert-material-grey {
    @include alert-variant($grey);
}
.alert-material-bluegrey {
    @include alert-variant($bluegrey);
}
.alert-material-brown {
    @include alert-variant($brown);
}
.alert-material-lightgrey {
    @include alert-variant($lightgrey);
}