:root {
    --ff-primary: basic-sans, sans-serif;
    --clr-primary: hsl(210, 100%, 48%);
    --clr-secondary: hsl(259, 69%, 65%);
    --clr-neutral-100: hsl(0, 0%, 100%);
    --clr-neutral-900: hsl(230, 32%, 15%);
    --clr-bg : hsl(224, 13%, 67%);
    
    
    --gradient: 45deg,
    var(--clr-primary),
    var(--clr-secondary);
   
}


* {
    box-sizing: border-box;
}

h1, h2, h3, p {
    margin: 0;
}

body {
    font-family: system-ui, sans-serif;
    font-size: 1.125em;
    line-height: 1.6;
    color: var(--clr-body);
    margin: 0;
}
a {
    text-decoration: none;
    color: var(--clr-neutral-100);
}

a:hover {
    text-decoration: underline;
    

}

ul {
    list-style: none;
    padding: 0;
}

.content {
    width: 70vw;
    margin: 3rem auto;
    padding: 2em;
    box-shadow: 0 0 3rem rgba(0, 0, 0, 0, 0.2);
    background: white;
}

.col {
    padding: 3em;
    /*
    background: rgba(0, 0, 0, 0.1);
    border: 3px solid rgba(0, 0, 0, 0.2);
    */
}

.title {
    font-weight: 900;
    color: var(--clr-primary)
}

.flow > * + * {
    margin-top: var(--flow-space, var (--space));
}

.even-columns {
    display: flex;    
}

.even-columns > * {
    flex-basis: 100%;
}

.grid-ish {
    display: flex;
    flex-wrap: wrap;
}

.grid-ish > * {
    flex: 1 1 33%;
}

.content-sidebar {
    display: flex;
    flex-wrap: wrap;
}

.content-sidebar > *:nth-child(1) {
    flex: 1 1 70%;
}

.wrapper {
    display: flex;
    max-width: 1200px;
    margin: 0 auto;
}

/*
.wrapper > * {
    padding: 10px;
    margin: 10px;
    flex: 1 100%;    
}
*/

.header {
    display: flex;
    justify-content: space-between;
    align-items: center; 
}


nav {
    margin: 1em;
    font-size: 16px;
    
}

nav ul {
    list-style-type: none;
    display: flex;
    gap: 2em;
    margin: 0;
}

nav ul li a {
    text-decoration: none;
    color: black;
    text-transform: uppercase;
    font-size: 12px;
    position: relative;
}

nav ul li a.active:before{
    position: absolute;
    content: "";
    width: 35%;
    height: 1px;
    border-bottom: 2px solid black;
    bottom: -6px;
}

iframe {
    width: 90vw;
}

.site-title {
    font-size: 3rem;
    text-align: center;
}

.section-ttle {
    font-size: 2.5rem;
}

button {
    display: inline-block;
    padding: 0.75em 2.5em;
    font-weight: 700;
    background: var(--clr-primary);
    border: 5px solid transparent;
    border-radius: .25rem;
    
    cursor: pointer;
    background-size: 100%;
    transition: background-size 200ms, scale 250ms ease-in-out;
}

button:hover,
button:focus {
    
    background-size: 200%;
    scale: 1.05;
}

.bg-cover {
    background-image: url(/img/bg/jorge-aguilar-vZ9TqSm9ZsQ-unsplash.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    height: 45vh;
}

.grid-ish hr {
    display: block;
}

 .even-columns hr {
    display: inline;
    padding-left: 0;
}

.card {
    display: flex;
    
    border-radius: 5px;
    background: var(--clr-neutral-100);
    gap: 2em;
    
}