p .btn_stripe {
    position: relative;
    display: inline-block;
    font-weight: bold;
    text-decoration: none;
    color: #666666;
    text-shadow: 0 0 5px white;
    padding: 0.5em 1em;
    background: -webkit-repeating-linear-gradient(-45deg, #eaeaea, #eaeaea 5px,#d6d6d6 5px, #d6d6d6 9px);
    background: repeating-linear-gradient(-45deg, #eaeaea, #eaeaea 5px,#d6d6d6 5px, #d6d6d6 9px);
    border-right:  linear-gradient(135deg, #eaeaea 4px, #fff 0) 0 4px;
    transition: .4s;
}

p .btn_stripe:hover {
    background: -webkit-repeating-linear-gradient(-45deg, #d6d6d6, #d6d6d6 5px,#eaeaea 5px, #eaeaea 9px);
    background: repeating-linear-gradient(-45deg, #d6d6d6, #d6d6d6 5px,#eaeaea 5px, #eaeaea 9px);
}

@media screen and (min-width: 500px){	
  .br_pc { display:block; }
  .br_sp { display:none; }
}
@media screen and (max-width: 500px){	
  .br_pc { display:none; }
  .br_sp { display:block; }
p .btn_stripe {
    padding: 0.5em 0.6em;
   font-size: 68%;
}
}