.user-notification-popover {
    max-height: 80vh;
    overflow-y: auto;
}

#notifications-button .popover {
    max-width:500px !important;
}
    
#notifications-button .description {
    color: rgba(61, 61, 62, .6) !important;
    font-size: 0.9em;
}

#notifications-button .item {
    font-family: Calibri,Candara,Segoe,Segoe UI,Optima,Arial,sans-serif;
    font-size: 16px;
    transition: all 0.4s;
} 

.user-notification-popover b {
    font-size: 17px;
    font-weight: lighter;
}

#notifications-button .item:hover {
    margin-left:-3px;
    margin-right:3px;
}
    
.notifications-loader {
  position: relative;
  text-align: center;
  margin: 15px auto 35px auto;
  z-index: 9999;
  display: block;
  width: 40px;
  height: 40px;
  border: 4px solid rgba(0, 0, 0, .3);
  border-radius: 50%;
  border-top-color: #000;
  animation: spin 1s ease-in-out infinite;
  -webkit-animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
  to {
    -webkit-transform: rotate(360deg);
  }
}

@-webkit-keyframes spin {
  to {
    -webkit-transform: rotate(360deg);
  }
}