header {
    position: fixed;
    width: 100%;
    z-index: 1;
    margin: none;
    padding: none;
}

label {
    width: 30px;
    height: 30px;
    position: relative;
    display: inline-block;
    cursor: pointer;
    margin: 20px;
    z-index: 1;
}

span.linha {
    background-color: #000;
    display: block;
    width: 100%;
    height: 5px;
    position: absolute;
    border-radius: 3px;
    transition: .5s ease-in-out;
}

#linha1 {
    top: 0;
}

#linha2 {
    top: 10px;
}

#linha3 {
    top: 20px;
}

nav {
    opacity: 0;
    background-color: #8575ff80;
    backdrop-filter: blur(5px);
    transform: translateX(-110%);
    transition: .5s ease-in-out;
    width: 100%;
    height: 100vh;
    position: absolute;
    top: 0;
}

nav ul {
    padding: 0;
    margin: 50px 0;
    list-style: none;
    width: 100%;
}

nav ul li {
    padding: 10px;
    text-align: center;
}

nav a {
    text-decoration: none;
    color: #000000;
    display: block;
    padding: 10px;
    font-weight: bold;
}

nav a:hover {
    background-color: #fff;
    color: #000000;
    border-radius: 10px;
}

.menu nav {
    opacity: 100%;
    transform: translateX(0%);
    display: block;
    margin: auto;
}

.menu #linha1 {
    top: 10px;
    transform: rotate(225deg);
}

.menu #linha2 {
    top: 10px;
    transform: rotate(495deg);
}

.menu #linha3 {
    top: 10px;
    transform: rotate(-225deg);
}

@media screen and (max-width: 768px) {
    header {
        width: 95%;
    }
    
nav {
    width: 65%;
    height: 120vh;
    position: absolute;
}
}