:root {
    --monokai-grey:   #272822 ;
    --monokai-pink:   #F92672 ;
    --monokai-cyan:   #66D9EF ;
    --monokai-green:  #A6E22E ;
    --monokai-orange: #FD971F ;
    --monokai-purple: #AE81ff ;
    --monokai-yellow: #E6DB67 ;
    --pale-grey:      #5c5c5c ;
    --table-border: 2px;
}

body {
    background-color: var(--monokai-grey);
    color: white;
    left: 25px;
    position: absolute;
    top: 25px;
    font-family: Georgia;
    font-size: 18px;
}

correct_answer {
    color: var(--monokai-green);
    font-style: italic;
}

.Panel {
    border-style: dashed;
    border-width: 5px;
    border-color: grey;
    display: inline-block;
    margin: 30px;
    padding: 20px;
    vertical-align: top;
}

#Playground {
    width: 500px;
}

#Playground_Question {
    font-size: 70px;
    text-align: center;
}

#Playground_Answer {
    font-size: 50px;
    text-align: center;
    width: 98.5%;
    font-family: Georgia;
    display: inline;
}

#Playground_Answer:enabled {
    cursor: pointer;
}

#Playground_Answer:hidden {
    background-color: "red";
}

#Playground_Button_Next {
    width: 100%;
    font-size: 25px;
}

#Progress {
    width: 200px;
    float: right;
    /*text-align: center;*/
}

#Progress_Bar {
    color: var(--monokai-purple);
    font-weight: bold;
    font-size: 23px;
}

#Progrees_Metrics, #Progress_Timer {
    text-align: center;
}

#ControlPanel {
    width: 500px;
    /*display: flex;*/
    /*justify-content: space-around;*/
}
.debug {
    border-style: dashed;
    border-width: 1px;
    border-color: white;
}

.Hr {
    border-color: var(--monokai-pink);
    border-width: 2px;
    border-style: solid;
}
.Hr2 {
    border-color: var(--monokai-orange);
    border-width: 2px;
    border-style: dashed;
}

.Button {
    /*padding: 10px;   // don't need these, inherit from Input
    font-size: 20px;
    font-family: Georgia;
    font-weight: bold;
    background-color: var(--monokai-cyan);*/
}

.Button:enabled:hover {
    background-color: #91e2f1;
}

.Button:enabled:active {
    background-color: #C2ECF4;
}

.Input {
    padding: 10px;
    font-size: 17px;
    font-family: Georgia;
    font-weight: bold;
    background-color: var(--monokai-cyan);
    margin: 5px;
}

.Input:enabled {
    cursor: pointer;
}

#ControlPanel_DropDown_File {
    width: 80%;

}

#Playground_ButtonPanel {
    text-align: center;
}

#LearnMode_Overlay {
    background-color: #000000e0;
    position: fixed;
    padding: 0;
    margin: 0;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    visibility: hidden;
    overflow: auto;
}

#LearnMode_Table {
    border-color: var(--monokai-pink);
    border-width: var(--table-border);
    border-collapse:collapse;
    margin-left: auto;
    margin-right: auto;
}

.LearnMode_Table_th {
    text-align: center;
    background-color: var(--pale-grey);
    border-style: solid;
    border-color: var(--monokai-pink);
    padding: 10px;
    border-width: var(--table-border);
}

.LearnMode_Table_td {
    text-align: center;
    border-style: solid;
    border-color: var(--monokai-pink);
    padding: 10px;
    border-width: var(--table-border);
}