body {
    background-color: azure;
    margin: 0;
    padding: 0;
    font-family: sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
}

h1 {
    color: red;
    margin-bottom: 0px;
}

h2 {
    color: blue;
}

h3 {
    color: black;
}

grid {
    width: 80%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr 1fr 1fr 1fr;
    grid-gap: 10px;
}

grid>div {
    display: flex;
    flex-direction: column;
    align-items: center;
}

grid>div>input {
    border-radius: 3px;
    border: 2px solid #ddd;
    width: 200px;
}

grid>div>label {
    width: 200px;
    display: inline-block;
}

p#result {
    width: 40%;
    margin: 0 auto;
    border: 1px solid black;
    display: none;
}
@media screen and (max-width: 1080px) {
    p#result {
        width: 80%;
    }
}

button#run {
    padding: 0;
    appearance: none;
    cursor: pointer;
    border: 1px solid grey;
    width: 100%;
    max-width: 80px;
    height: 30px;
    padding: 2px;
    font-family: sans-serif;
    font-size: 16px;
    text-align: center;
    overflow-wrap: anywhere;
}

flex {
    display: flex;
    justify-content: center;
    padding-bottom: 20px;
}