h1,h2,h3,h4,h5,h6 {
  margin:0;
}
html {
  font-size: 0.625vw;
  }
  @media (max-width: 991px) {
    html {
      font-size: 0.625vw;
    }
  }
  @media (max-width: 767px) {
    html {font-size: 1.3vw;
    }
  }
  @media (max-width: 479px) {
    html {font-size: 2.2vw;
   }
 }
.b-button.b-button_shadow:hover .b-button__arrow {
  border-color: white;
  }
.b-button.is-blue:hover .b-button__arrow.v-2 {
  border-color: white;
  }  
.b-button {
    transition: all 0.3s ease;
}