@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;700&display=swap');

:root {
    --primary-color:rgb(17, 86, 102);
    --primary-color-darker: rgb(9, 46, 56);
    --primary-color-active: rgb(124, 124, 124);

}

* {
    box-sizing: border-box;
    outline: 0;
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--primary-color);
    font-family: 'Open sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    font-size: 16px;
    line-height: 1.5em;
}

p {
    text-align: center;
    /* background-color: var( --primary-color-darker); */
    margin: -1.5rem 0px 0px -1px;
    padding: 1rem;
    color: #fff;
}

h1 {
    /* topo | horizontal | inferior */
    margin: 0 auto 2em;;
}

.container {
    max-width: 640px;
    margin: 50px auto;
    background: #fff;
    padding: 20px;
    border-radius: 10px;
    display: flex;
    flex-flow: row wrap;
}

.inputs{
    padding: .5rem;
    display: flex;
    flex-flow: row wrap;
    justify-content: flex-start;
    align-items: flex-start;
}

label {
    width: 7%;
    margin: -1.5rem 8px 0px 0px;
}

input, button{
    width: 30%;
}


.inputs input {
    font-size: 1rem;
    /* topo | direita | inferior | esquerda */
    margin: .1rem 4rem 0 -3rem;

}

input:focus {
    outline: 1px solid var(--primary-color);
}

#calcula {
    margin: 1rem 3rem;
    align-self: flex-end;
    border: none;
    background: var(--primary-color);
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    width: 50%;
    height: 50px;
    cursor: pointer;
}   

#calcula:hover {
    background: var(--primary-color-darker);
}

#calcula:focus {
    background: var(--primary-color-darker);
}

#calcula:active {
    background: var(--primary-color-active);
}

.paragrafo-resultado {
    background: rgb(115, 218, 12);
    padding: 10px 20px;
}