client/securedrop_client/resources/css/sender_icon.css

#SenderIcon QLabel {
    border: none;
    background-color: #0065db;
    padding-right: 1px;
    font-family: 'Source Sans Pro';
    font-weight: 500;
    font-size: 23px;
    color: #fff;
}

#SenderIcon_pending QLabel {
    border: none;
    background-color: #0065db;
    padding-right: 1px;
    font-family: 'Source Sans Pro';
    font-weight: 500;
    font-size: 23px;
    color: #fff;
}

#SenderIcon_failed QLabel {
    border: none;
    background-color: #ff3366;
    padding-right: 1px;
    font-family: 'Source Sans Pro';
    font-weight: 500;
    font-size: 23px;
    color: #fff;
}

#SenderIcon_failed_to_decrypt QLabel {
    border: none;
    background-color: #bcbfcd;
    padding-right: 1px;
    font-family: 'Source Sans Pro';
    font-weight: 500;
    font-size: 23px;
    color: #fff;
}

#SenderIcon_current_user QLabel {
    border: none;
    background-color: #9211ff;
    padding-right: 1px;
    font-family: 'Source Sans Pro';
    font-weight: 500;
    font-size: 23px;
    color: #fff;
}

#SenderIcon_current_user_pending QLabel {
    border: none;
    background-color: #9211ff;
    padding-right: 1px;
    font-family: 'Source Sans Pro';
    font-weight: 500;
    font-size: 23px;
    color: #fff;
}

#SenderIcon QToolTip {
    border: none;
    padding: 5px;
    background-color: #ffffff;
    font-family: 'Source Sans Pro';
}

#SenderIcon_current_user QToolTip {
    border: none;
    padding: 5px;
    background-color: #ffffff;
    font-family: 'Source Sans Pro';
}