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

.container
{
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: 80rem;
    margin: 0 auto;
    padding: 2rem;
}

.flex-center
{
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: 80rem;
    margin: 0 auto;
    padding: 2rem;
}

.flex-column
{
    display: flex;
    flex-direction: column;
}

h1,
h2,
h3,
h4 
{
    margin-bottom: 1rem;
}

h1 
{
    font-size: 5.4rem;
    color: #000000;
    margin-bottom: 5rem;
}

h1 > span 
{
    font-size: 2.4rem;
    font-weight: 500;
}

h2 
{
    font-size: 4.2rem;
    margin-bottom: 4rem;
    font-weight: 700;
}

h3 
{
    font-size: 2.8rem;
    font-weight: 500;
}

* 
{
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
    margin: 0;
    padding: 0;
    color: #333;
}

.container > *
{
    width: 100%;
}

/* Buttons */

.btn
{
    font-size: 1rem;
    padding: 1rem 0;
    width: 20rem;
    text-align: center;
    border: 0.1rem solid #000000;
    margin-bottom: 1rem;
    text-decoration: none;
    color: #000000;
    background-color: rgb(139, 139, 139);
}

.btn:hover
{
    cursor: pointer;
    box-shadow: 0 0.4rem 1.4rem 0 rgba(190, 190, 190, 0.5);
    transform: translateY(-0.1rem);
    transition: transform 150ms;
  }

.btn[disabled]:hover
{
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

/* ¿Info? */

.info
{
    font-family: cursive;
    font-weight: 500;
}