.header_resetAll,
.header_sendList,
.header_showList{

    background-position: left center;
    background-repeat: no-repeat;
    margin-left: 15px;
    padding: 2px 0 2px 20px;
}

.header_sendList{
    background-image: url('sendList.png');
}

.header_resetAll{
    background-image: url('resetall.png');
}

.header_showList{
    background-image: url('showList.png');
}