html, body{
    width: 100%;
    margin: 0px;
}
.error-container{
    width: 100vw;
    height: 100vh;
    background:
radial-gradient(black 15%, transparent 16%) 0 0,
radial-gradient(black 15%, transparent 16%) 8px 8px,
radial-gradient(rgba(255,255,255,.1) 15%, transparent 20%) 0 1px,
radial-gradient(rgba(255,255,255,.1) 15%, transparent 20%) 8px 9px;
background-color:#282828;
background-size:16px 16px;
}
/*
.error-container{
    width: 100vw;
    height: 100vh;
    background: rgb(255,255,255);
    background: radial-gradient(circle, rgba(255,255,255,1) 0%, rgba(0,0,0,0.5270308807116597) 40%, rgba(0,0,0,1) 100%); 
}
*/
.error-mini{
    position: fixed;
    top: 50%;
    left: 50%;
    /* bring your own prefixes */
    transform: translate(-50%, -50%);
    color: white;
    font-size: 2.5em;
    line-height: 80%;
    text-align: center;
    background-color: rgba(0, 0, 0, 0.5);
}
.error-mini h1{
    font-size: 5em;
}
.error-mini-container{
    width: 50vh;
    height: 50vh;
}
.error-mini-container-vertical{
    width: 100vw;
    height: 100vw;
}