CSS

border style css

p {
  border-style: solid;
  border-color: red;
  border-width: 5px;
}
/* You can also write above code in one line   */
p {
  border: 5px solid red;
}

css border styles

.borderstyles{
	border-style: none;
    border-style: hidden;
    border-style: dotted;
    border-style: dashed;
    border-style: solid;
    border-style: double;
    border-style: groove;
    border-style: inset;
    border-style: ridge;
    border-style: outset;
    border-style: initial;
    border-style: inherit;
}

border style

/* The black border occurs if you didn't set the border style */
button {
	border-style: solid;
}

border-style

The border-style property sets the style of an element's four borders.