body {
    font-size: 13px;
    margin: 0;
    overflow-y: hidden;
    padding: 0;
    }
#toolbar {
    background-color: rgba(238, 238, 238, 0.85);
    border: none;
    padding: 1em;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    height: 50px;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 5;
    }
#toolbar > * {
    display: inline-block;
    position: relative;
    vertical-align: middle;
    }
#pageSelector {
    max-width: 80%;
    }
#toolbar .button {
    background-color: transparent;
    border: none;
    cursor: pointer;
    font: inherit;
    margin: 0 0 0 1em;
    }
#toolbar .button:hover {
    color: #999;
    }
#toolbar #popupToggler {
    opacity: 0.4;
    position: absolute;
    top: 13px;
    right: 13px;
    z-index: 9;
    font-size: 20px;
    margin: 0;
    }
body.popupEnabled #popupToggler {
    opacity: 1;
    }
select {
    padding: 2px 0;
    font-size: 14px;
    min-width: 20em;
    max-width: 40em;
    border: 1px solid #ccc;
    }
select option {
    max-width: 40em;
    }
#content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
    padding: 0;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    overflow-y: auto;
    }
#popup {
    border: 1px solid gray;
    display: none;
    position: fixed;
    right: 3px;
    top: 53px;
    }
body.popupEnabled #popup {
    display: block;
    }