h1 {
    font-size:75px;
    text-align:center;
    color:#fff;
}
body {
    background-color:black;
    background-image: url(https://images.unsplash.com/photo-1514306191717-452ec28c7814?q=80&w=2069&auto=format&fit=crop&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D);
    background-repeat:no-repeat;
    background-size: cover;
}
ul{
    list-style-type:none;
}

a{
    color:#fff;
    text-decoration:none;
    font-size:34px;
}

a:hover{
    font-weight:bold;
    color: gray;
    font-size: 40px;
    transition: all ease-in-out .3s;
}