.Preverjanje {
    position: relative;
    float: left;
    background-color: #ff0000;
    width: 298px;
    padding: 20px 0px 20px 0px;
    margin: 20px 0px 20px 0px;
    border-style: solid;
    border-width: 1px;
    border-color: #ff0000;
    text-align: center;
    color: #ffff00;
    font-weight: bold;
}

.Preverjanje span {
    position: relative;
    float: left;
    width: 298px;
    line-height: 20px;
}