.header{
    display:flex;
    padding: 10px 15px;
    box-shadow: -15px -15px 10px 10px #555;
    align-items: center;
}
.header-logo{
    max-width: 150px;
    height: auto;
}
.header-menu{
    margin-left: auto;
}
.header-sp{
    display:  none;
    padding: 15px;
}
.header{
    position: fixed;
    width: 100%;
    z-index: 9999;
    top: 0;
    background-color: #fff;
}
@media screen and (max-width: 768px) { 
.header-pc{
    display: none;
}
.header-sp{
  display: flex;
  padding : 0 15px 0 0;
}
.header-menu .btn{
  padding : 0.5rem 1rem;
}