枠線丸
＜ＨＥＡＤ＞に
<style type="text/css"> <!-- body { cursor: crosshair} --> iframe { border: #000000; border-style:dotted; border-top-width:上の太さpx; border-right-width:右の太さpx; border-bottom-width:下の太さpx; border-left-width:左の太さpx} --> </style>

枠線点線
＜ＨＥＡＤ＞に
<style type="text/css"> <!-- body { cursor: crosshair} --> iframe { border: #000000; border-style:dashed; border-top-width:上の太さpx; border-right-width:右の太さpx; border-bottom-width:下の太さpx; border-left-width:左の太さpx} --> </style>