p[is-silent-mes] {
    position: relative;
    padding-left: 15px!important;
    padding-right: 20px!important;
}
p[is-silent-mes] a[onClick*="closeSilentMes"] { 
    position: absolute;
    top: 0px;
    right: 0px;
    padding: 5px;
    margin-top: 0px;
    display: block;
   
    line-height: 1!important;
}