@charset "utf-8";

/*==================================================================
custom CSS file for index.html
==================================================================*/
* { 
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    border: none;
}

/* if you remove html, then scroll bar in control-area will also disappear. */
html, body {
    width: 100%; /* don't usw vw, vh. */
    height: 100%;
    overflow: hidden;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 28px;
    font-style: bold;
    color: wheat;
}

.container {
    width: 100%;
    height: 100%;
    position: relative;
    background-color: lightseagreen;
    border: 1px solid rgb(133, 123, 123);
}

.center {
    position: absolute;
    top: 50%;
    left: 50%;
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
}