html,body{
    padding:0;
    margin:0;
    height:100%;
}

body{
    font-family:helvetica, arial, verdana;
    font-size:16px;
    background:rgb(231,249,255);
    color:rgb(167,185,191);
    overflow:auto;
}

body *{
    position:relative;
}

header{
    background:rgb(69,142,166);
    box-shadow:0 4px 5px rgba(167,185,191,.5);
    padding:20px;
    position:fixed;
    top:0;
    left:0;
    width:calc(100% - 40px);
    color:rgb(231,249,255);
    z-index:1000;
}

header h1 {
    margin:0;
}

main{
    height:calc(100% - 120px);
    top:80px;
}

footer{
    background:rgb(69,142,166);
    box-shadow:0 -3px 4px rgba(167,185,191,.5);
    padding:10px;
    position:fixed;
    bottom:0;
    left:0;
    width:calc(100% - 20px);
    height:20px;
    color:rgb(231,249,255);
}

.chat-primary{
    width:calc(75% - 20px);
    padding:10px;
    height:300px;
    opacity:0;
    position:absolute;
    left:0;
    top:0;
    transition:opacity 500ms;
}
        
.chat-window{
    list-style:none;
    height:250px;
    box-shadow:inset 0 0 30px rgb(212,244,255),
        0 0 4px rgb(167,185,191);
    margin:0;
    padding:2px 9px;
    z-index:100;
    margin-bottom:5px;
    overflow-y:auto;
    resize:both;
}

.chat-window img,
.chat-window video,
.chat-window audio,
.chat-window iFrame{
    max-width:100%;
}

.chat-window video,
.chat-window iFrame{
    width:100;
    resize:both;
}

.chat-input{
    width:100%;
    height:50px;
    border:none;
}

textarea,
input{
    height:50px;
    border:none;
    box-shadow:inset 0 26px 30px rgb(212, 244, 255),
    0 0 4px rgba(167,185,191,.75);
    border-radius:5px;
}

input{
    line-height:50px;
    font-size:20px;
}

.playlist{
    width:calc(25% - 10px);
    padding:5px;
    height:300px;
    opacity:0;
    position:absolute;
    right:0;
    top:0;
    transition:opacity 500ms;
}

.playlist ul{
    list-style:none;
    padding:0;
    margin:0;
    overflow:auto;
    height:83%;
}

.playlist li{
    padding:10px 0;
    background:rgba(167,185,191,.7);
    margin:2px 0;
}

.modal{
    position:absolute;
    top:200px;
    left:50%;
    padding:50px;
    margin:0 0 0 -150px;
    background:rgb(212,244,255);
    border-radius:8px;
    box-shadow:0 0 8px rgba(167,185,191,.7),
        inset 0 5px 20px rgb(231,249,255);
    transition:opacity 500ms;
}

.modal h2{
    margin-top:0;
}

.modal-join{
    opacity:0;
}