Answered: How to move notifications icon to the header, in SnowFlat theme?

Try this:

.qam-account-items-wrapper #osnbox {
    padding-top: 43px;
    margin-left: -5px;
}

#osnbox {
    position: absolute;
}

.ntfy-event-new, .ntfy-event-nill {
    background-color: #FF0808;
    color: #fff; 
    border: none;
    border-radius: 7px;
}

.ntfy-read, .ntfy-event-nill {
    background: #C5C5C5;
    border: none;
    color: #555;
}