 body {
        background-color: #191919;
        color: white;
        font-family: arial, helvetica;
        font-size: 20px;
        margin: 0px;
        position: relative;
    }


    #header {
        /*text-align: center;*/
        display: block;
        height: 100px;
        box-sizing: border-box;
        border-bottom: 1px solid white;
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        width: 100%;
        padding-left: 15px;
        padding-right: 15px;
    }

    #header h1{
        font-size: 35px;
        line-height: 50px;
        margin: 15px 0 0 0;
        float: left;
    }

    #header #systemTime {
        display: block;
        float: right;
        font-size: 35px;
        line-height: 50px;
        margin: 15px 0 0 0;
    }

    #leftNav {
        position: absolute;
        top: 100px;
        left: 0;
        width: 200px;
        box-sizing: border-box;
        padding: 15px;
    }

    #leftData {
        position: absolute;
        top: 100px;
        left: 200px;
        width: calc( 50% - 100px);
        box-sizing: border-box;
        height: calc( 100vh - 200px);
        padding: 15px;      
    }

    #rightData {
        position: absolute;
        top: 100px;
        left: calc( 50% + 100px );
        width: calc( 50% - 100px );
        box-sizing: border-box;
        height: calc( 100vh - 200px);
        padding: 15px;
    }

    .key{
        width: 33.33%;
        display: block;
        position: relative;
        float: left;
        min-height: 25px;
        clear: left;
    }

    .value{
        width: 66.67%;
        display: block;
        position: relative;
        float: left;
        min-height: 25px;
    }

.nav .tabbable-input {
    display: block;
    text-align: center;
    padding: 15px;
    margin-top: 25px;
    z-index: 0;
    background-color: #777;
    color: #fff;
    border-radius: 25px;
    width: 100px;
    border: none;
    font-size: 20px;
}

        .nav .tabbable-input:hover,
        .nav .tabbable-input:focus {
            /*
        position: relative;
        z-index: 1;
        left: 15px;
        top: 5px;
            */
            cursor: pointer;
            color: white;
            background-color: #CF0453;
        }

    #leftData h3,
    #rightData h3{
        clear: both;
        padding: 20px 0 0px;
        margin: 0;
    }

#rightData .value{
    text-align: right;
}

input[type="text"] {
    color: white;
    background-color: #191919;
    border: none;
    font-size: 20px;
    border: none;
    padding: 5px 10px;
    margin: -10px 0 0;
    outline: none;
    position: relative;
    left: -10px;
    box-sizing: border-box;
    border-radius: 25px;
}

    input[type="text"]:focus{
        outline: none;
        background-color: white;
        color: #191919;
    }

    /*
    footer {
        position: absolute;
        right: 0;
        bottom: 0;
        left: 0;
        padding: 1rem;
        background-color: #efefef;
        text-align: center;
    }

    footer .button {
        float: right;
        margin: 10px;
    }

    

    td:nth-child(even) {
        padding-left: 20px;
    }
        */