body
{
    margin: 0px;
    padding: 0px;
}

/*HEADER*/
header
{
    height: 130px;
    width: 100%;
    background-color: dimgrey;
    font-family: 'Arial';
}

header div
{
    width: 80%;
    margin-left: auto;
    margin-right: auto;
    border-bottom: 3px solid white;
}

header div p
{
    display: inline-block;
    font-size: 25px;
    margin: 20px;
    color: white;
    font-weight: bold;
}

#companyname
{
    float:right;
}

header nav
{
    font-size: 16px;
    text-align: right;
    margin-top: 30px;
    margin-right: 30px;
}

header nav a
{
    text-decoration: none;
    color: white;
}

header nav a:hover
{
    text-decoration: underline;
    color: red;
}

header nav li
{
    display: inline-block;
    margin-right: 30px;
}

/*BODY*/
body
{
    overflow: hidden;
}

#content
{
    height: 100%;
}

#content nav
{
    width: 15%;
    float: left;
}

#content nav li
{
    display: block;
    padding: 8px;
    padding-left: 10px;
    margin-top: 15px;
    font-weight: bold;
    background-color: dimgray;
}

#content nav a
{
    text-decoration: none;
    color: white;
}

#content nav li a:hover
{
    text-decoration: underline;
    color: red;
}

#content iframe
{
    width: 85%;
    height: calc(100vh - 130px);
    border: none;
    position: absolute;
}