.flag {
width:480px;
height:240px;
background:#cf142b;
position:relative;
border:1px solid #000;
margin:50px auto 100px;
}

.flag div {
overflow:hidden;
}

.topw {
width:0;
height:0;
border-top:111px solid #fff;
border-left:222px dashed transparent;
border-right:222px dashed transparent;
}

.leftw {
width:0;
height:0;
border-left:222px solid #fff;
border-top:111px dashed transparent;
border-bottom:111px dashed transparent;
position:absolute;
left:0;
bottom:0;
}

.rightw {
width:0;
height:0;
border-right:222px solid #fff;
border-top:111px dashed transparent;
border-bottom:111px dashed transparent;
position:absolute;
right:0;
top:0;
}

.bottomw {
width:0;
height:0;
border-bottom:111px solid #fff;
border-left:222px dashed transparent;
border-right:222px dashed transparent;
position:absolute;
bottom:0;
right:0;
}

.topb {
width:0;
height:0;
border-top:93px solid #00247d;
border-left:186px dashed transparent;
border-right:186px dashed transparent;
position:absolute;
top:0;
left:54px;
}

.leftb {
width:0;
height:0;
border-left:186px solid #00247d;
border-top:93px dashed transparent;
border-bottom:93px dashed transparent;
position:absolute;
left:0;
top:27px;
}

.rightb {
width:0;
height:0;
border-right:186px solid #00247d;
border-top:93px dashed transparent;
border-bottom:93px dashed transparent;
position:absolute;
right:0;
top:27px;
}

.bottomb {
width:0;
height:0;
border-bottom:93px solid #00247d;
border-left:186px dashed transparent;
border-right:186px dashed transparent;
position:absolute;
bottom:0;
left:54px;
}

.horizontal {
width:480px;
height:48px;
border-top:16px solid #fff;
border-bottom:16px solid #fff;
background:#cf142b;
position:absolute;
left:0;
top:80px;
}

.vert {
width:48px;
height:96px;
border-left:16px solid #fff;
border-right:16px solid #fff;
background:#cf142b;
position:absolute;
left:200px;
}

.vtop {
top:0;
}

.vbottom {
bottom:0;
}