portal.mkgtu.ru/common/components/notification/widgets/assets/css/notification_widget.css

:root {
    --hue: 223;
}

ul.notification-drop {
    list-style: none;
    margin: 0;
    padding: 0;
    margin-top: 15px;
    margin-right: 15px;
    float: left;
    position: relative;
}

.notification-drop .item {
    z-index: 1049;
    padding: 10px;
    position: relative;
    border-bottom: 1px solid var(--light);
}
.notification-drop .item:hover {
    cursor: pointer;
}
.notification-drop .item i {
    margin-left: 10px;
}

.notification-drop .notification-list {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 1049;
    -webkit-box-shadow: 0 0.5em 1em hsla(var(--hue), 10%, 10%, 0.1);
    box-shadow: 0 0.5em 1em hsla(var(--hue), 10%, 10%, 0.1);
    max-height: 80vh;
    overflow-y: auto;
}

.notification-drop .item ul {
    display: none;
    position: absolute;
    top: 100%;
    background: var(--white);
    left: -200px;
    right: 0;
    z-index: 1;
    border-top: 1px solid var(--light);
}
.notification-drop .item ul li {
    padding: 15px 0 15px 25px;
}
.notification-drop .item ul li:hover {
    background: var(--light);
    color: rgba(0, 0, 0, 0.8);
}

.notification-drop {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: end;
    -ms-flex-pack: end;
    justify-content: flex-end;
}
.notification-drop .item {
    border: none;
}

.notification-bell {
    font-size: 20px;
}

.btn__badge {
    background: var(--red);
    color: var(--white);
    font-size: 12px;
    position: absolute;
    top: 0;
    right: 0px;
    padding: 3px 10px;
    border-radius: 50%;
}

.pulse-button {
    -webkit-box-shadow: 0 0 0 0 rgba(255, 0, 0, 0.5);
    box-shadow: 0 0 0 0 rgba(255, 0, 0, 0.5);
    -webkit-animation: pulse 1.5s infinite;
}

.pulse-button:hover {
    -webkit-animation: none;
}

@-webkit-keyframes pulse {
    0% {
        -ms-transform: scale(0.9);
        -webkit-transform: scale(0.9);
        transform: scale(0.9);
    }
    70% {
        -ms-transform: scale(1);
        -webkit-transform: scale(1);
        transform: scale(1);
        -webkit-box-shadow: 0 0 0 50px rgba(255, 0, 0, 0);
        box-shadow: 0 0 0 50px rgba(255, 0, 0, 0);
    }
    100% {
        -ms-transform: scale(0.9);
        -webkit-transform: scale(0.9);
        transform: scale(0.9);
        -webkit-box-shadow: 0 0 0 0 rgba(255, 0, 0, 0);
        box-shadow: 0 0 0 0 rgba(255, 0, 0, 0);
    }
}

.notification-text {
    font-weight: bold;
}

.notification-text span {
    float: right;
}

/** Notification item */
.notification__box {
    padding-bottom: 0.75em;
    -webkit-transition: -webkit-transform 0.15s ease-out;
    transition: -webkit-transform 0.15s ease-out;
    -o-transition: transform 0.15s ease-out;
    transition: transform 0.15s ease-out;
    transition: transform 0.15s ease-out, -webkit-transform 0.15s ease-out;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}
@media (max-width: 576px) {
    .notification__box {
        width: 255px;
    }
}
@media (min-width: 576px) {
    .notification__box {
        width: 450px;
    }
}
@media (min-width: 768px) {
    .notification__box {
        width: 450px;
    }
}
@media (min-width: 992px) {
    .notification__box {
        width: 450px;
    }
}
@media (min-width: 1200px) {
    .notification__box {
        width: 600px;
    }
}
.notification__content {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
}
.notification__content a.btn-link,
.notification__content .btn-link {
    padding: 0 !important;
    color: var(--cyan) !important;
    outline: none !important;
    font-size: 14px !important;
    font-weight: normal !important;
}

.notification__icon {
    color: var(--yellow);
    -ms-flex-negative: 0;
    flex-shrink: 0;
    margin-right: 0.5em;
    width: 45px;
    height: 50px;
    font-size: 35px;
    text-align: center;
}
.notification__text {
    font-size: 1em;
}
.notification__title {
}
.list-group-item-new .notification__title {
    font-weight: bold;
}
.notification__date {
    color: var(--gray);
    font-size: 0.8em;
}
.notification__body {
    font-weight: normal;
    font-size: 0.8em;
    margin-top: 10px;
}
.notification__expand .btn-link {
    margin-top: 10px;
}

.notification__attachments {
    margin-top: 10px;
}