.demo-viewport {
    /*border: 2px solid red;*/
}

/*
 * =======================================================
 * left page part
 * =======================================================
 */


#selectors {
    width: 39%;
    margin-left: 9%;
    margin-right: 0;
    display: inline-block;
    padding-left: 0;
}


#text {
    width: 49%;
    display: inline-block;
    vertical-align: top;
}

#color-input, #text-input, #bg-color-input, #image-link {
    width: 100%;
    background-color: transparent;
    resize: none;
    padding: 3px 6px;
    margin-bottom: 15px;
}


/*
 * =======================================================
 * center page part
 * =======================================================
 */

.demo-block {
    background: url(../images/forest-trees-fog-bl.jpg) no-repeat;
    background-size: contain;
    background-blend-mode: normal;
    background-position: center center;
    display: flex;
    align-items: center;
    justify-content: space-around;
}


.demo-block .center-wrapper {
    /*position: absolute;*/
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

#my-text {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 6em;
    line-height: 0.9;
    font-weight: bold;
    letter-spacing: 5px;
    text-transform: uppercase;
    width: 100%;
    height: 100%;
    padding: 20px;
    color: #008000;
    font-family: helvetica, sans-serif;
    mix-blend-mode: color-dodge;
}

/*
 * =======================================================
 * full screen
 * =======================================================
 */



.show-fs {
    font-size: 2em;
}