.popover{
    background-color:#dd4e4e;
    color:white;
    width:auto;
    text-align: center;
    min-width: 170px;
}
.popover.left>.arrow:after {
    border-left-color: #dd4e4e;
}
.popover.right>.arrow:after {
    border-right-color: #dd4e4e;
}
.popover.top>.arrow:after {
    border-top-color: #dd4e4e;
}
.popover.bottom>.arrow:after {
    border-bottom-color: #dd4e4e;
}