@charset "utf-8";
footer {
    background-color: #56CFF3;
}
header ,main,footer{
    margin: 0 auto;
    width: 1000px;
    text-align: center;
}
nav ul {
    padding: 0;
    list-style-type: none;
    display: flex;
	justify-content: space-between;
}
nav a {
    text-decoration: none;
    color: #76A4FC;
}
nav a:hover {
    background-color: #76A4FC;
    color: #90A8FF;
}