* {
    font-family: Arial, Helvetica, sans-serif;
}

body {
    width: 95%;
    background-color: gray;
    display: flex;
    justify-content: center;

}

.main-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-evenly;
    margin-top: 10%;
}

.main-container a {
    text-decoration: none;
    text-align: center;
    font-size: 1rem;
    width: 150px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: row;
    background-color: black;
    color: whitesmoke;
    border: 1px solid whitesmoke;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 5%;
}

.main-container a:hover {
    color: black;
    background-color: whitesmoke;
    border: 1px solid black;
}


/* UNITARIO */

.unitario-container {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    margin-top: 10%;
}

.unitario-title {
    text-align: center;
}

.unitario-corpo {
    background-color: black;
    color: whitesmoke;
    border-radius: 10px;
    padding: 20px;
    border: 1px solid whitesmoke;
}

.unitario-teclas {
    display: flex;
    align-items: center;
    justify-content: space-around;
    flex-direction: row;
}

.unitario-square {
    border-radius: 10px;
    padding: 15px;
    width: 100px;
    height: 100px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 4rem;
}

/* COMPLETO */

.completo-container {
    width: auto;
    height: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.completo-corpo {
    width: auto;
    height: auto;
    background-color: black;
    color: whitesmoke;
    border: 3px solid whitesmoke;
    border-radius: 10px;
    padding: 10px;
}

.linha-teclas {
    width: 100%;
    height: auto;
    display: flex;
    align-items: center;
    justify-content: space-evenly;
}

.linha-teclas h2 {
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1vw;
    padding: 10px;
}

.linha-teclas h2:hover {
    background-color: whitesmoke;
    color: black;
}

.color {
    border: 1px solid whitesmoke;
    min-width: 30px;
    padding: 5px;
    margin: 3px;
}

.checked {
    background-color: cyan;
    color: black;
    border: 1px solid black;
}

.hidden {
    visibility: hidden;
    overflow: hidden;
    width: 0;
}

.space {
    max-width: 30%;
    min-width: 30%;
    margin-right: 15px;
}

a {
    text-decoration: none;
    color: black;
}

a:hover {
    text-decoration: none;
    color: cyan;
}

footer {
    width: auto;
    padding: 50px;
    text-align: center;
    font-weight: 400;
}

.no-smartphone {
    visibility: hidden;
}

@media only screen and (min-device-width: 200px) and (max-device-width: 915px) {   
    .no-smartphone {
        width: auto;
        font-size: 1.5rem;
        text-align: center;
        visibility: visible;
    }

    .completo-corpo, .unitario-container, .main-container {
        visibility: hidden;
    }
}