#reader-container.wbg {
    background: inherit;
}
#reader-container:fullscreen {
    background: url(../image/background.png) 50% 50% no-repeat;
    background-size: cover;
}
#reader-container:-webkit-fullscreen {
    background: url(../image/background.png) 50% 50% no-repeat;
    background-size: cover;
}
#reader-container:-webkit-full-screen {
    background: url(../image/background.png) 50% 50% no-repeat;
    background-size: cover;
}
#reader-container:-moz-fullscreen {
    background: url(../image/background.png) 50% 50% no-repeat;
    background-size: cover;
}
#reader-container:-ms-fullscreen {
    background: url(../image/background.png) 50% 50% no-repeat;
    background-size: cover;
}
.icon {
    color: rgba(0, 0, 0, 0.87);
    font-family: 'Material Icons';
    font-weight: normal;
    font-style: normal;
    font-size: 24px;
    /* Preferred icon size */
    display: inline-block;
    line-height: 48px;
    text-transform: none;
    text-align: center;
    letter-spacing: normal;
    -ms-word-wrap: normal;
    word-wrap: normal;
    white-space: nowrap;
    direction: ltr;
    /* Support for all WebKit browsers. */
    -webkit-font-smoothing: antialiased;
    /* Support for Safari and Chrome. */
    text-rendering: optimizeLegibility;
    /* Support for Firefox. */
    -moz-osx-font-smoothing: grayscale;
    /* Support for IE. */
    -moz-font-feature-settings: 'liga';
    -webkit-font-feature-settings: 'liga';
    font-feature-settings: 'liga';
}
.icon.invert {
    color: rgba(255, 255, 255, 0.87);
}
.mobile-only {
    display: none;
}
@media only screen and (max-width: 1220px) {
    .desktop-only {
        display: none;
    }
    .mobile-only {
        display: initial;
    }
}
@media only screen and (max-width:1140px) {
    #reader-container {
        width: 100%;
        height: 100%;
        min-height: 500px;
        left: 0;
        right: 0;
        bottom: 16px;
        margin: auto;
        z-index: 2;
    }
}