Untitled

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

body{yellow;
HEIGHT:100VH;
}
.CONTAINER{
WIDTH:700PX;
HEIGHT:300PX;
BACKGROUND:WITH;
PADDING:25PX;
BORDER-RADIUS: 8PX;
BOX-SHADOW:05PX 10PX
YELLOW;}

HEADER{FONT-SIZE: 40PX;
COLOR:#0000FF;
FONT-WEIGHT:BOLD;
TEXT-ALIGN: CENTER;





body{
background:yellow;
}