@media (min-width: 1024px) {
    .artikel {
        width:72%;
        float:left;
    }

}

.comment_inhalt {
    margin-top: 30px;
    background: #efefef;
    padding: 20px;
    border-left: 3px solid #777;
}

.comment_block {
    margin-top: 50px;
    background: #efefef;
    padding: 20px;
    border-left:3px solid #222;
}
.comment_block fieldset legend {
    display:none;
}

.comment_block fieldset {
    border:0px;
    padding:0px;

}
.comment_block br {
    display: none;
}