@font-face { font-family: digital; 
    src: url('font/digital-7 (mono).ttf'); } 

* { 
    box-sizing: border-box; 
    -webkit-tap-highlight-color: transparent;
}


html {
    height: 100%;
    display: grid;
}

body {
    background-color:black;
    overflow: hidden!important;
    user-select: none;
    padding:0px;
    margin:0px;
    transition: background-color 0.2s;
}

#content{ 
    xborder: 5px solid grey;
    width:100vw;
    height:100vh;

    display:flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    xalign-content:center;

    xcolumn-gap: 0;
}

#clock{
    xborder:1px solid grey;
    width:100%;
    max-width:600px;
    font-family: digital;
    color:red;
    text-align:center;
    xdisplay:block;
    transition: all 0.2s;
}    

#main-container {
    position:relative;
    display:inline-block;
    font-size:10em;
    letter-spacing: -5px;
}

#main-container > #bg-main {
    position:absolute;
    color: #360000; /* 220000 360000 470000 */
    z-index:-1;
} 


#mini-container {
    xborder:1px solid grey;
    position:relative;
    font-size:6em;
    display:inline-block;
} 

#mini-container > #bg-mini {
    position:absolute;
    color: #360000;
    z-index:-1;
    bottom:0;
    left:0;
} 

button {
    box-shadow: 3px 3px 3px 0px rgba(0, 0, 0, 0.7);
}

button:active {
    xcolor:red!important;
    background-color:#141414!important;
}

#start{
    border:none;
    xborder:1px solid lime;
    border-radius:5px;
    xmargin:auto;
    width:90%;
    max-width:400px;
    height:100px;
    xdisplay:block;

    background-color:#272727;
    color:#686868;
    font-size:2em;
    text-transform: uppercase;
    cursor:pointer;
    font-family: Consolas,monaco,monospace;  /* Consolas,monaco,monospace*/
}

#start:active{
    xbackground-color:#141414;
    xcolor:#444444;
    xcolor:red;
}

#theme{
    xborder:1px solid grey;
	position:absolute;
	margin:10px auto auto 10px;
    border:none;
    border-radius:3px;
    padding:10px;
    max-width:430px;
    width:200px;
    height:40px;
    display:block;
    background-color:#272727;
    color:#686868;
    font-family: Consolas,monaco,monospace; 
    font-size:1em;
    text-align:left;
    cursor:pointer;
 

}

#theme:active{
    xbackground-color:#141414;
    xcolor:#444444;
}


@media (max-width:420px)  { 

    #main-container {
        font-size:8em;
    }

    #mini-container {
        font-size:4em;
    } 

    button#start{
        width:90%;
        max-width:430px;
        height:150px;
        font-size:3em;
        margin-top:20px;
		margin-bottom:10px;
    }
}