*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

body{
background-color: pink;
}

#container{
    display: grid;
    grid-template-columns: repeat(3,1fr);
    /*grid-template-colums: 1fr 1fr 1fr; */
    gap:20px;

    /* limit width for TVS etc */
max-width: 2000px;
/* center grid*/
position: relative;
margin: 0 auto;
                                                                                                    
}

.grid-item{
min-height: 300px;
background-color: rgb(117, 159, 216);
}