html * {box-sizing: border-box;}

body {
    font-family: Arial, sans-serif;
    font-size: 100%;
    line-height: 144%;
    text-align: justify;
}

main {
    display: flex;
    flex-direction: row;
    /* gap: 2em; */
    justify-content: space-evenly;
}

/* header>* {
    margin: 0 auto;
    text-align: center;
} */

/* main>* {
    outline: 1px solid red;
} */

nav {
    background-color: lightgray;
    padding: 1em 0;
    text-align: center;
}

header {
    min-height: 30vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: aqua;
    align-items: center;
}

footer {
    clear: left;
}

section {
    /* width: 50%; */
    padding: 1em 1%;
    float: left;
}

section:first-child {
    display: block;
    width: 50%;
}

section:last-child {
    display: block;
    width: 30%;
}

form.first-form, form.second-form {
    max-width: 24em;
    margin: 1.44em auto;
}

.first-form fieldset {
    margin: 1.44em;
}

.first-form fieldset:first-child {
    text-align: justify;
}

.first-form fieldset:first-child label {
    display:inline-block;
    width: 15em;
}

.second-form fieldset.choices label {
    display:inline-block;
    margin-left:.5em;
    width: 80%;
}