*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}
html{
    scroll-behavior:smooth;
}
img{
    max-width:100%;
    display:block;
}
a{
    text-decoration:none;
    color:inherit;
}
button{
    font:inherit;
}
ul{
    list-style:none;
}