.chat {
    display: none;
    position: fixed;
    right: 50px;
    bottom: 50px;
    z-index: 1000;
}

.chat .card > .card-header {
    border-top-left-radius: 25px;
    border-top-right-radius: 25px;
}

.chat .card {
    border-radius: 25px;
}

.chat_icon {
    position: absolute;
    right: 0;
    bottom: 0;
    height: 45px;
    width: 45px;
    transition: height .3s ease-in-out, width .3s ease-in-out;
}

.chat_icon:hover {
    height: 50px;
    width: 50px;
}

.chat_icon>img {
    width: 100%;
    height: 100%;
}

#unread-messages {
    background-color: red;
    color: white;
    font-weight: bolder;
    font-size: 18px;
    text-align: center;
    position: absolute;
    right: -12px;
    top: -12px;
    height: 25px;
    width: 25px;
    border-radius: 50px;
    z-index: 1000;
}

.chat_panel {
    display: none;
    position: absolute;
    width: 350px;
    right: 0;
    bottom: 0;
}

.chat_panel li {
    margin-bottom: 10px;
    padding-bottom: 5px;
    border-bottom: 1px dotted #B3A9A9;
}

.chat_panel li.left .chat-body {
    margin-left: 60px;
}

.chat_panel li.right .chat-body {
    margin-right: 60px;
}

.chat_panel li .chat-body p {
    margin: 0;
    color: #777777;
}

.chat_panel ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.3);
    background-color: #F5F5F5;
}

::-webkit-scrollbar {
    width: 12px;
    background-color: #F5F5F5;
}

::-webkit-scrollbar-thumb {
    -webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, .3);
    background-color: #555;
}

.messages {
    height: 400px;
    overflow-y: auto;
}

.chat .card-header {
    background-color: #007bff;
    color: white;
    font-weight: bold;
}