.font_Title{
    color: #70ff87;
    font-weight: bold;
}

.font_Subtitle{
    color: black;
}

.background{
    padding: 40px;
}

div.os-internal-Popup.os-internal-ui-dialog .os-internal-ui-dialog-titlebar-close-no-title{
 background: none;  
  width: 0;
 height: 0;
}

div.os-internal-Popup.os-internal-ui-dialog .os-internal-ui-dialog-titlebar-close-no-title:hover{
 background: none;   
 width: 0;
 height: 0;
}