iu9-ca-web-chat/assets/css/chat.css

body, html {
    height: 100%;
}

#chat-widget {
    position: relative;
    flex: 1;
    background-color: #f1f1f1;
    overflow: hidden;
}

.message-supercontainer{
    position: absolute;
    width: 100%;
    left: 0;
    /*background-color: rgba(150, 0, 100, 50);*/
    background-color: rgba(0, 0, 0, 0);
    /*display: flex;*/
    /*flex-direction: row;*/
    /*justify-content: center;*/
}

.message-box{
    /*display: inline-block;*/
    padding: 5px;
}

.message-box-mine {
    margin-right: 5px;
    margin-left: auto;
    max-width: 400px;
    border: 2px solid #82a173;
    padding: 5px;
    background-color: #cdff9b;
    color: black;
    /*justify-self: flex-end;*/
}

.message-box-alien {
    margin-left: 5px;
    margin-right: auto;
    max-width: 400px;
    border: 2px solid dimgrey;
    padding: 5px;
    background-color: white;
    color: black;
    /*justify-self: flex-start;*/
}

/* Only non-system messages can be deleted. Deleted messages do not have delete button
 This class should be used with (and, ofcourse, after) class message-box-my/message-box-alien */
.message-box-deleted {
    border: 2px solid #cb0005;
    background-color: #ffc1bc;
}

.message-box-deleted .message-box-msg{
    font-weight: bold;
}

.message-box-system {
    margin-left: auto;
    margin-right: auto;
    max-width: 500px;
    padding: 4px;
    background-color: #2d2d2d;
    color: white;
    font-weight: bold;
    justify-self: center;
}

/* in #chat-widget .message-box */
.message-box-top{
    /* You see, each message contains a 20+2+2 px high icon that HAS TO BE LOADED FIRST.
    This happens after window.onload, so I added a crutch: loading won't update height in
     unpredictable moment. cause it will be already high enough. BUGA-GA-GA!! */
    min-height: 30px;
    display: block;
}

.message-box-sender-name{
    color: black;
    text-decoration: none;
    padding: 2px;
    display: inline;
    font-size: 0.8em;
}

/* Additional to message-box-sender-name */
.message-box-sender-shortname {
    font-weight: bold;
    padding-left: 3px;
    font-size: 0.94em;
}

.message-box-sender-name:hover{
    color: #1060ff
}

.message-box-button{
    width: 20px;
    padding: 2px;
    cursor: pointer;
    display: inline;
}

.message-box-msg{
    word-wrap: break-word;
}

#input-panel {
    min-height: 20px;
}

#message-input {
    padding: 15px;
    height: auto;
    width: 100%;
    display: inline-block;
    background-color: white;
    border: 1px solid #1000d0;
    border-radius : 7px;
    font-size: .9rem;
    margin: 10px;
}

.message-in-popup-preview{
    border: 4px solid red;
    width: 80%;
    max-width: 200px;
    margin-left: auto;
    margin-right: auto;
    max-height: 20%;
    word-wrap: break-word;
}

.loading-spinner{
    margin-left: auto;
    margin-right: auto;
    background-color: rgba(0, 0, 0, 0);
    width: 25px;
    display: block;
}