body {
    background-color: black;
}

.container {
    position: fixed;
    inset: 0px;
    width: 200px;
    height: 95px;
    max-width: 100vw;
    max-height: 100dvh;
    margin: auto;
  }

.one {
    width: 200px;
    height: 25px;
    margin: auto;
    background-color: red;
    box-shadow: 0 0 10px 5px #FF0000AA;
}

.two {
    width: 200px;
    height: 25px;
    margin: 10px auto;
    background-color: rgb(0, 255, 0);
    box-shadow: 0 0 10px 5px #00FF0088;
}

.three {
    width: 200px;
    height: 25px;
    margin: 10px auto;
    background-color: blue;
    box-shadow: 0 0 10px 5px #0000FFAA;
}