.day-night {
  position: fixed;
  z-index: 100;
  top: 50px;

  width: 30px;
  height: 30px;
  cursor: pointer;
  text-align: center;
  @include media_1400(min){
    left: 20px;
  }
  @include media_1400(){
    left: 10px;
  }


  svg {
    width: 30px;
    height: 30px;
  }

  .title-mode {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    margin-top: 10px;
    letter-spacing: 7px;
    background-color: $assistant-color;
    width: 40px;
    margin-left: -5px;
    padding-bottom: 10px;
    border-radius: 0 0 15px 15px;
    line-height: 38px;

    &:before {
      content: "";
      position: absolute;
      left: -5px;
      top: -10px;
      height: 50px;
      width: 40px;
      background-color: inherit;
      z-index: -1;
      border-radius: 15px 15px 0 0;
    }
  }

  @include media_991 {
    top: 30px;
    left: 200px;
    display: none;
  }

  @include media_768 {
    top: 50px;
    left: 150px;
    display: none;
  }

  .night,
  .moon {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    transition: opacity 0.2s;
    border-radius: 100%;
    opacity: 0;

    svg {
      width: 100%;
      height: 100%;
    }
  }

  .night {
    border: 1px solid rgba(255, 255, 255, 0.18);
    background-color: #fff;
    opacity: 1;

    svg {
      fill: #000;
      width: 100%;
      height: 100%;
    }
  }

  .moon {
    border: 1px solid rgba(255, 255, 255, 0.18);
    background-color: #000;
    opacity: 0;

    svg {
      transform: rotate(270deg);
      fill: #f0f0f0;
    }
  }

  @include v-light() {
    .night {
      opacity: 0;
    }
    .moon {
      opacity: 1;
    }
  }
}