.button_mikado ul {
     display: flex;
     justify-content: center;
      }
@media screen and (max-width: 480px) {
     .button_mikado ul {
          display: block;
     }
}
         
 .button_mikado li {
       list-style: none;
       padding:10px;
      }
      
  @media screen and (max-width: 480px) {
      .side {
        display: flex;
        flex-direction: column-reverse;
           }
          }
.button_mikado_white img:hover { opacity: 0.6; filter: brightness(110%); 

}