body{
    display: flex;
    flex-flow: column;
    color: #d0d0d0;
    background-color: #000;
    font-family: Arial, Helvetica, sans-serif;
    margin: 0%;
}

a{
    text-decoration: inherit;
    color: inherit;
}

h1{
    text-align: center;
    font-weight: bolder;
    font-size: 3vmin;
    padding-top: 1vmin;
    padding-bottom: 1vmin;
    line-height: 1em;
    margin: 0;
}

.flex-row{
    display: flex;
    flex-flow: row;
}

.flex-column{
    display: flex;
    flex-flow: column;
}

.center-content{
    align-content: center;
    justify-content: center;
    text-align: center;
}

.center-self{
    align-self: center;
    justify-self: center;
}

.screen-layer{
    position: absolute;
    left: 0;
    right: 0;
    height: 100vh;
    width: 100vw;
    overflow-y: hidden;
}

.inert{
    user-select: none;
    pointer-events: none;
}