*{
    margin: 0;
    padding: 0;
}
body{
    background-color: #000;
    overflow: hidden;
}
canvas{
    width: 100%;
    background-image:url("https://s1.ax1x.com/2022/08/12/vJhWeH.png");
    background-size: 100% 100%;
    background-attachment: fixed;
}
.text_main{
    color: rgb(0, 0, 0);
    letter-spacing: 2px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
    border:2px solid #a1a1a1;
    padding:10px 40px; 
    background:#dddddd;
    width:350px;
    border-radius:20px;
    box-shadow: 5px 5px 5px grey;
    opacity:0.7;
}