body {
    width: 100%;
    height: 100%;
    margin: 0px;
    padding: 0px;
    overflow: hidden;
}


#label {
    position: absolute;
    left: 20;
    top: 0;
    user-select: none;
    color: #fff;
    font-family: sans-serif;
    padding: 2px;
    background: rgba(0, 0, 0, 0.6);
    z-index: 3;
}

input {
    position: absolute;
}
#prog {
    position: absolute;
    top : 1000px;
    width: 100%;
    background-color: white;
    z-index: 3;
}

#progBar {
    position: absolute;
    top : 1000px;
    width: 0%;
    height: 30px;
    background-color: #04aa6d;
    text-align: center;
    line-height: 30px;
    color: white;
    z-index: 3;
}
#progMessage {
    position: absolute;
    top : 970px;
    width: 100%;
    height: 30px;
    background-color: #f0f0f0;
    text-align: center;
    line-height: 30px;
    color : black;
    z-index: 3;
}

#gui {
    position: absolute;
    top: 0px;
    left: 15px;
}

#c {
    position: relative;
    width: 100%;
    /* let our container decide our size */
    height: 100%;
    display: block;
    z-index: 1;
}

#container {
    position: relative;
    /* makes this the origin of its children */
    width: 100vw;
    height: 100vh;
    overflow: hidden;
}

#labels {
    position: absolute;
    left: 0;    
    top: 0;
    font-size:large;
    color: black;
    z-index: 3;
}

#labels>div {
    position: absolute;
    left: 0;
    top: 0;
    /* cursor: pointer;     change the cursor to a hand when over us */
    font-size: larger;
    font-family: serif;
    user-select: none;
    /* text-shadow:
        -1px -1px 0 #000,
        0 -1px 0 #000,
        1px -1px 0 #000,
        1px 0 0 #000,
        1px 1px 0 #000,
        0 1px 0 #000,
        -1px 1px 0 #000,
        -1px 0 0 #000; */
    z-index: 3;
}
/*== start of code for tooltips ==*/
.tool {
    cursor: help;
    position: relative;
    z-index: 5;
}

/*== common styles for both parts of tool tip ==*/
.tool::before,
.tool::after {
    left: 50%;
    opacity: 0;
    position: absolute;
    z-index: 5;
}

.tool:hover::before,
.tool:focus::before,
.tool:hover::after,
.tool:focus::after {
    opacity: 1;
    transform: scale(1) translateY(0);
    z-index: 10; 
}


/*== pointer tip ==*/
.tool::before {
    border-style: solid;
    border-width: 1em 0.75em 0 0.75em;
    border-color: #3E474F transparent transparent transparent;
    bottom: 115%;
    content: "";
    margin-left: -0.75em;
    transition: all .65s cubic-bezier(.84,-0.18,.31,1.26), opacity .65s .5s;
    transform:  scale(.6) translateY(-90%);
    z-index: 5;
} 

.tool:hover::before,
.tool:focus::before {
    transition: all .65s cubic-bezier(.84,-0.18,.31,1.26) .2s;
}


/*== speech bubble ==*/
.tool::after {
    background: #111111;
    border-radius: .25em;
    bottom: 180%;
    color: #EDEFF0;
    content: attr(data-tip);
    margin-left: -1.5em;
    padding: 1.5em;
    transition: all .65s cubic-bezier(.84,-0.18,.31,1.26) .2s;
    transform:  scale(.6) translateY(50%);  
    width: 40em;
    height: 50em;
    overflow-x: hidden;
    overflow-y: scroll;
}

.tool:hover::after,
.tool:focus::after  {
    transition: all .65s cubic-bezier(.84,-0.18,.31,1.26);
}