How To Change Notification & Popup CSS

.bar-notification-container {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  width: 100%;
  line-height: 16px;
  color: #fff;
  opacity: 0.95;
}

.bar-notification.success {
  background-color: #4bb07a;
}

.bar-notification.error {
  background-color: #e4444c;
}

.bar-notification.warning {
  background-color: #f39c12;
}

.bar-notification {
  position: relative;
  display: none;
  padding: 15px 25px 15px 10px;
}

.bar-notification .content {
  margin: 0 10px 0 0;
}

.bar-notification .content a {
  color: #fff;
  text-decoration: underline;
}

.bar-notification .close {
  position: absolute;
  top: 0;
  right: 0;
  width: 32px;
  height: 32px;
  margin: 7px;
  background: #fff url('../images/close.png') center no-repeat;
  cursor: pointer;
}

.popup-notification {
  border-radius: 5px;
  padding: 3px;
  margin: 5px 0;
}

.popup-notification.success {
  border: 2px rgba( 75,176,122,.5) solid;
}

.popup-notification.error {
  border: 2px rgba( 228,68,76,.5) solid;
}

.popup-notification.warning {
  border: 2px rgba( 243,156,18,.5) solid;
}

.noscript {
  border-bottom: 1px solid #333;
  background-color: #ff9;
  padding: 30px 15px;
  text-align: center;
  line-height: 22px;
  color: #444;
}

.ajax-loading-block-window {
  position: fixed;
  top: 50%;
  left: 50%;
  z-index: 999;
  width: 32px;
  height: 32px;
  margin: -16px 0 0 -16px;
  background: url('../images/loading.gif') center no-repeat;
}

.please-wait {
  background: url('../images/ajax-loader-small.gif') no-repeat;
  padding-left: 20px;
  font-size: 14px;
}

.ui-dialog {
  max-width: 90%;
  border: 1px solid #ddd;
  box-shadow: 0 0 2px rgba(0,0,0,0.15);
  overflow: hidden;
  background-color: #fff;
  /*override jQuery UI styles, do not delete doubled properties*/
  border-radius: 0;
  padding: 0;
  font: normal 14px Arial, Helvetica, sans-serif;
}

.ui-dialog:before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.5);
}

.ui-dialog-titlebar {
  border-bottom: 1px solid #ddd;
  overflow: hidden;
  background-color: #eee;
  padding: 10px 15px;
  /*override jQuery UI styles, do not delete doubled properties*/
  border-width: 0 0 1px;
  border-radius: 0;
  background-image: none;
  padding: 10px 15px !important;
  font-weight: normal;
  cursor: auto !important;
}

.ui-dialog-titlebar > span {
  float: left;
  font-size: 18px;
  color: #444;
  /*override jQuery UI styles, do not delete doubled properties*/
  margin: 0 !important;
}

.ui-dialog-titlebar button {
  position: absolute;
  top: 0;
  right: 0;
  width: 42px;
  height: 42px;
  border: none;
  overflow: hidden;
  background: url('../images/close.png') center no-repeat;
  font-size: 0;
  /*override jQuery UI styles, do not delete doubled properties*/
  top: 0 !important;
  right: 0 !important;
  width: 42px !important;
  height: 42px !important;
  margin: 0 !important;
  border: none !important;
  border-radius: 0;
  background: url('../images/close.png') center no-repeat !important;
  padding: 0 !important;
}

.ui-dialog-titlebar button span {
  display: none !important;
}

.ui-dialog-content {
  padding: 15px;
  line-height: 20px;
  /*override jQuery UI styles, do not delete doubled properties*/
  background-color: #fff !important;
  padding: 15px 15px 20px 15px !important;
  color: #777;
}

.ui-dialog-content .page {
  min-height: 0;
}

.ui-dialog-content .page-title {
  min-height: 0;
  margin: 0 0 15px;
  padding: 0px 10px 10px 10px;
  text-align: center;
}

.ui-dialog-content .page-title h1 {
  font-size: 24px;
  line-height: 30px;
}

.ui-dialog-content .back-in-stock-subscription-page {
  text-align: center;
}

.ui-dialog-content .back-in-stock-subscription-page .tooltip {
  margin-bottom: 10px;
}

.ui-dialog-content .back-in-stock-subscription-page .button-1 {
  border: none;
  background-color: #4ab2f1;
  padding: 10px 15px;
  font-size: 15px;
  color: #fff;
  text-transform: uppercase;
}

.ui-dialog-content .back-in-stock-subscription-page .button-1:hover,
.ui-dialog-content .back-in-stock-subscription-page .button-1:focus {
  background-color: #248ece;
}

.eu-cookie-bar-notification {
  position: fixed;
  top: 50%;
  left: 50%;
  z-index: 1050;
  width: 320px;
  height: auto;
  margin: -90px 0 0 -160px;
  border: 1px solid #ccc;
  box-shadow: 0 0 2px rgba(0,0,0,0.15);
  background-color: #fff;
  padding: 20px;
  text-align: center;
}

.eu-cookie-bar-notification .text {
  margin-bottom: 20px;
  line-height: 20px;
}

.eu-cookie-bar-notification button {
  min-width: 60px;
  margin: 5px 0 10px;
  border: none;
  background-color: #4ab2f1;
  padding: 8px 12px;
  font-size: 14px;
  color: #fff;
}

.eu-cookie-bar-notification button:hover,
.eu-cookie-bar-notification button:focus {
  background-color: #248ece;
}

.eu-cookie-bar-notification a {
  display: block;
  color: #4ab2f1;
}

.eu-cookie-bar-notification a:hover,
.eu-cookie-bar-notification a:focus {
  text-decoration: underline;
}