.popover.top {
    margin-top: -10px;
}

.fade.in {
    opacity: 1;
}

.popover {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1060;
    display: none;
    max-width: 276px;
    padding: 1px;
    text-align: left;
    white-space: normal;
    background-color: #fff;
    -webkit-background-clip: padding-box;
    background-clip: padding-box;
    border: 1px solid #ccc;
    border: 1px solid rgba(0,0,0,.2);
    border-radius: 6px;
    -webkit-box-shadow: 0 5px 10px rgb(0 0 0 / 20%);
    box-shadow: 0 5px 10px rgb(0 0 0 / 20%);
}

.fade {
    opacity: 0;
    -webkit-transition: opacity .15s linear;
    -o-transition: opacity .15s linear;
    transition: opacity .15s linear;
}


.popover.top>.arrow {
    bottom: -11px;
    left: 40%;
/*     margin-left: -11px; */
    border-top-color: #999;
    border-top-color: rgba(0,0,0,.25);
    border-bottom-width: 0;
}

.popover>.arrow {
    border-width: 11px;
}

.popover>.arrow, .popover>.arrow:after {
    position: absolute;
    display: block;
    width: 0;
    height: 0;
    border-color: transparent;
    border-style: solid;
    box-sizing: border-box;
}

.popover.top>.arrow:after {
    bottom: 1px;
    margin-left: -10px;
    content: " ";
    border-top-color: #fff;
    border-bottom-width: 0;
}

.popover>.arrow:after {
    content: "";
    border-width: 10px;
}

.popover-title {
    padding: 8px 14px;
    margin: 0;
    font-size: 14px;
    font-weight: 400;
    line-height: 18px;
    background-color: #f7f7f7;
    border-bottom: 1px solid #ebebeb;
    border-radius: 5px 5px 0 0;
}

.popover-content {
    padding: 9px 14px;
}

.popover_icon {
    cursor: pointer;
    background: url('../img/background/icon_info.png') center no-repeat;
    background-size: contain;
    width: 16px;
    display: inline-block;
    height: 16px;
}