.texte1col {
    line-height: 2;
    margin: 15px;
}

.texte2col {
    -webkit-column-count:2;
    -moz-column-count: 2;
    column-count: 2;
    line-height: 2;
    margin: 20px;
}

.print {
    display: inline-block;
    width: auto;
    padding: 0 10px;
    font-size: 13px;
    font-weight: bold;
    height: 30px;
    line-height: 30px;
    -webkit-border-radius: 3px;
    -moz-border-radius: 3px;
    -ms-border-radius: 3px;
    border-radius: 3px;
    display: inline-block;
    color: #8e8e8e;
    text-align: center;
    float: right;
    margin-right: 5px;
}