body {
    background: linear-gradient(0deg, rgba(255, 143, 0, 1) 0%, rgba(0, 0, 0, 1) 100%);
    width: auto;
}

header {
    padding: 2.5%;
}

header nav span {
    font-size: 30px;
    text-transform: lowercase;
    font-size: 29px;
    font-weight: 800;
    color: orange;
}

header nav ul {
    float: right;
    margin-top: 5px;
    width: auto;
}

header nav ul a {
    text-decoration: none;
    color: white;
}

header nav ul li {
    list-style: none;
    display: inline-block;
    font-size: larger;
    padding-inline: 20px;
}

header nav ul li.active::after {
    content: '';
    display: block;
    width: auto;
    height: 5px;
    background: orange;
}

header nav ul button {
    color: white;
    background: orange;
    border-radius: 5px;
    font-size: larger;
    border: 0;
    padding: 9px 17px;
}

header nav ul button:hover {
    background: red;
    cursor: pointer;
    transition: all 600ms ease;
}

header nav ul li:not(.active):not(button) a:hover {
    border-bottom: 5px solid orange;
}

main h1 {
    width: 550px;
    color: white;
}

footer {
    margin-top: 50px;
    width: auto;
    height: 200px;
    background: orange;
    text-align: center;
    border: 5px solid black;
    color: black;
}