.main-nav {
  position: fixed;
  right: -85vw;
  z-index: 50;
  top: 0;
  width: 85vw;
  height: 100vh;
  transition: right 300ms;
  &__check:checked ~ & {
    right: 0;
    transform: none;
  }
  &__items {
    position: absolute;
    left: 0;
    overflow: scroll;
    list-style: none;
    background: @first;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 30px 20px;
    border-radius: 15% 0 0 25%;
    transition: left 300ms;
  }
  @media @media-m-min {
    position: relative;
    right: 0;
    width: 100%;
    height: auto;
    margin: 1rem 1rem 0;
    transform: none;
    &__items {
      position: relative;
      overflow: auto;
      background: transparent;
      text-align: center;
      margin: 0;
      padding: 0;
      .button__link {
        padding: 0.6em 0.8em;
      }
    }

    &__item {
      display: inline-block;
    }

  }
}


.main-nav {
  position: fixed;
  right: -85vw;
  z-index: 50;
  top: 0;
  width: 85vw;
  height: 100vh;
  transition: right 300ms;
  &__check:checked ~ & {
    right: 0;
    transform: none;
  }
  &__items {
    position: absolute;
    left: 0;
    overflow: scroll;
    list-style: none;
    background: @first;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 30px 20px;
    transition: left 300ms;
  }
  @media @media-m-min {
    position: relative;
    right: 0;
    width: 100%;
    height: auto;
    margin: 1rem 1rem 0;
    transform: none;
    &__items {
      position: relative;
      overflow: auto;
      background: transparent;
      text-align: center;
      margin: 0;
      padding: 0;
      .button__link {
        padding: 0.6em 0.8em;
      }
    }

    &__item {
      display: inline-block;
    }

  }
}


Remove border radius form menu
Remove border radius form menu
