html`
<svg height=${w} width=${w} style="border:dashed 0.5px black;">
/*Horizontal*/
<path d="M ${m}, ${w / 2}
C ${w / 2}, ${w - 2 * m}
${w / 2},${thickness}
${w - m}, ${w / 2}"
fill="none" stroke="red" stroke-width="2"/>
<path d="M ${m}, ${w / 2}
C ${m}, ${w / 2}
${w / 2},${w / 2 + thickness}
${w}, ${w / 2}"
fill="none" stroke="blue" stroke-width="2"/>
/*VERTICAL*/
<path d="M ${w / 2}, ${m}
C ${w}, ${w / 2}
${w / 2 + thickness}, ${w / 2}
${w / 2}, ${w}"
fill="none" stroke="green" stroke-width="2"/>
<path d="M ${w / 2}, ${m}
C ${m}, ${w / 2}
${w - thickness * 2}, ${w / 2}
${w / 2}, ${w}"
fill="none" stroke="yellow" stroke-width="2"/>
</svg>`