livechat.css in LiveChat 8.3

[data-tooltip] {
  display: inline-block;
  position: relative;
  cursor: help;
  padding: 0px;
}
/* Tooltip styling */
[data-tooltip]:before {
  content: attr(data-tooltip);
  font-style: normal;
  display: none;
  position: absolute;
  background: #eee;
  color: rgba(0, 0, 0, 0.73);
  padding: 7px;
  font-size: 12px;
  line-height: 1.2;
  min-width: 120px;
  text-align: center;
  border-radius: 4px;
}
/* Dynamic horizontal centering */
[data-tooltip-position="top"]:before,
[data-tooltip-position="bottom"]:before {
  left: 50%;
  -ms-transform: translateX(-50%);
  -moz-transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
}
/* Dynamic vertical centering */
[data-tooltip-position="right"]:before,
[data-tooltip-position="left"]:before {
  top: 50%;
  -ms-transform: translateY(-50%);
  -moz-transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  transform: translateY(-50%);
}
[data-tooltip-position="top"]:before {
  bottom: 100%;
  margin-bottom: 6px;
}
[data-tooltip-position="right"]:before {
  left: 100%;
  margin-left: 6px;
}
[data-tooltip-position="bottom"]:before {
  top: 100%;
  margin-top: 6px;
}
[data-tooltip-position="left"]:before {
  right: 100%;
  margin-right: 6px;
}

/* Tooltip arrow styling/placement */
[data-tooltip]:after {
  content: '';
  display: none;
  position: absolute;
  width: 0;
  height: 0;
  border-color: transparent;
  border-style: solid;
}
/* Dynamic horizontal centering for the tooltip */
[data-tooltip-position="top"]:after,
[data-tooltip-position="bottom"]:after {
  left: 50%;
  margin-left: -6px;
}
/* Dynamic vertical centering for the tooltip */
[data-tooltip-position="right"]:after,
[data-tooltip-position="left"]:after {
  top: 50%;
  margin-top: -6px;
}
[data-tooltip-position="top"]:after {
  bottom: 100%;
  border-width: 6px 6px 0;
  border-top-color: #eee;
}
[data-tooltip-position="right"]:after {
  left: 100%;
  border-width: 6px 6px 6px 0;
  border-right-color: #eee;
}
[data-tooltip-position="bottom"]:after {
  top: 100%;
  border-width: 0 6px 6px;
  border-bottom-color: #eee;
}
[data-tooltip-position="left"]:after {
  right: 100%;
  border-width: 6px 0 6px 6px;
  border-left-color: #eee;
}
/* Show the tooltip when hovering */
[data-tooltip]:hover:before,
[data-tooltip]:hover:after {
  display: block;
  z-index: 50;
}

@media only screen and (max-width:975px) {
  #livechat_panel, #login_panel {
    flex-direction: column;
  }
  .livechat_screenshot {
    height: 250px!important;
    background-position: center 1.5em!important;
  }
}

.livechat-admin-settings-form .edit-submit {
  background-image: linear-gradient(to bottom, white, white);
  border: none;
  font-size: 85%;
  text-decoration: underline;
  color: #999;
  text-shadow: none;
  outline-style: none;
  margin-left: 0px;
  padding-left: 0px;
}

.livechat-admin-settings-form .edit-submit:hover {
  background-image: linear-gradient(to bottom, white, white);
  border: none;
  box-shadow: none;
  border-shadow: none;
  color: #999;
  text-shadow: none;
  outline-style: none;
}

.livechat-admin-settings-form .edit-submit:focus {
  background-image: linear-gradient(to bottom, white, white);
  border: none;
  box-shadow: none;
  border-shadow: none;
  color: #999;
  text-shadow: none;
  outline-style: none;
}

#edit-webapp-link-container > a:nth-child(3) {
  margin-left: 7px;
}

#edit-save-advanced {
  border-radius: 0.143rem;
  margin-left: 0px;
  margin-top: 8px;
  margin-bottom: 13px;
}

iframe#login-with-livechat,
#login_form {
  margin-left: 5px;
  width: 214px;
  height: 43px;
  border: none;
}

.livechat_logo2 {
  width: 600px;
  height: 330px;
  background: url(../img/livechat-drupal-is-here@2x.png);
  background-size: 600px;
  background-repeat: no-repeat;
}

.livechat_screenshot {
  width: 100%;
  height: 400px;
  background: url(../img/livechat-app.png);
  background-size: 650px;
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
}

.or-delimiter {
  margin-top: 8px;
}

.fadein, .fadeout {
  opacity: 0;
  -moz-transition: opacity 0.4s ease-in-out;
  -o-transition: opacity 0.4s ease-in-out;
  -webkit-transition: opacity 0.4s ease-in-out;
  transition: opacity 0.4s ease-in-out;
}
.fadein {
  opacity: 1;
}

.question_mark {
  width: 15px;
  height: 15px;
  background: url(../img/question_mark.png);
  background-size: 15px;
  background-repeat: no-repeat;
  opacity: 0.8;
  margin-bottom: -4px;
  margin-left: 0px;
  padding: 1px;
  display: inline-block;
  background-position: 0px 1px;
}

.disable_advanced_settings {
  opacity: 0.2;
  pointer-events: none;
}