html {
    font-size: 14px;
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

html {
    position: relative;
    min-height: 100%;
}

body {
    margin-bottom: 60px;
}

.card {
    width:100%;
    height: 100%;
    overflow-y:auto;
}

.chatbox {
    height: calc(100vh - 300px);
    overflow:hidden;
}

/*#chat-messages {
    min-height: 300px;
    overflow-y: auto;
}
*/
.card-body{
    height:100%;
    overflow-y:auto;
}