<svg>

  <line x1="0" y1="30" x2="500" y2="30" stroke-color="#f8a100" />

</svg>

line {

  stroke: #f8a100;

  stroke-dasharray: 5 10 15;

}

​

/* DEMO STYLES */

body {

  background: #333;

  display: grid;

  place-items: center;

  width: 100%;

}

​

svg {

  fill: #333;

  stroke-color: red;

  stroke-width: 5px;

}