CSS

border color css

border: 1px solid #000000;

border color css

border: 1px;
border-color: #3581fc;

CSS Border Color

p.one {
  border-style: solid;
  border-color: red;
}

p.two {
  border-style: solid;
  border-color: green;
}

p.three {
  border-style: dotted;
  border-color: blue;
}

border color 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;
}