header {
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    width:100%;
    background-color:white;
    margin:0;

    > form {
        display: grid;
        grid-template-columns: 1fr auto;
        width:90%;

        >* {
            margin:5px;
        }
    }

    > button {
        margin:5px;
        max-width:150px;
        overflow: hidden;
        white-space:nowrap;
    }
}

nav {
    position: absolute;
    right:0;
    width: fit-content;
    > * {
        font-size:1.2em;
        display:block;
        margin:5px 0;
        width:100%;
    }

    > form {

        width:100%;
        margin:0;
        padding:0;

        > button {
            font-size:1.2em;
            display:block;
            margin:5px 0;
            width:100%;
        }
    }

    background-color:white;
    padding: 5px;
}