:root {
    --width: 1915;
    --height: 920;
}

.ui {
    position: absolute;
    top: 50%;
    left: 50%;
    width: calc(var(--width) * 1px);
    height: calc(var(--height) * 1px);
    transform: translate(-50%, -50%) scale(var(--scale, 1));
    transform-origin: center;
    box-sizing: border-box;
    overflow-y: auto; 
    overflow-x: hidden; 
    z-index: 1000;
    max-height: 100vh; 
}

.ui::-webkit-scrollbar {
    display: none;
}

body {
    margin: 0;
    padding: 0;
    width: 100vw;
    height: 100vh;
    overflow: auto; 
}