.snake-btn {
  position: relative;
  border: none;

  &:before {
    display: block;
    content: " ";
    border: none;
    position: absolute;
    width: 0;
    height: 0;
    opacity: 0;
    transition: opacity 0.2s ease-in-out;
    top: 0;
    left: 0;
  }

  &:after {
    display: block;
    content: " ";
    border: none;
    position: absolute;
    width: 0;
    height: 0;
    opacity: 0;
    transition: opacity 0.2s ease-in-out;
    bottom: 0;
    right: 0;
  }

  &:hover,
  &.animated {
    &:before {
      width: 100%;
      height: 100%;
      opacity: 1;
      border-top: 0.2rem solid yellow;
      border-right: 0.2rem solid yellow;
      transition: width 300ms cubic-bezier(0.07, 0.62, 0.61, 1),
        height 150ms 300ms cubic-bezier(0.07, 0.62, 0.61, 1);
      border-color: #333;
    }

    &:after {
      width: 100%;
      height: 100%;
      opacity: 1;
      border-bottom: 0.2rem solid;
      border-left: 0.2rem solid;
      transition: width 300ms cubic-bezier(0.07, 0.62, 0.61, 1),
        height 150ms 300ms cubic-bezier(0.07, 0.62, 0.61, 1);
      border-color: #333;
    }

    [data-theme="dark"] &,
    &.dark-mode {
      &:before,
      &:after {
        border-color: #fff;
      }
    }
  }

  &:focus {
    box-shadow: none;
  }

  &.rounded-btn {
    &:hover,
    &.animated {
      &:before {
        border-radius: 25px;
      }
      &:after {
        border-radius: 25px;
      }
    }
  }
}