.flex-grid {
  display: flex;
}

.col {
  flex: 1;
}

:root {
  --nav-color: rgb(173 173 173 /60%);
  --nav-text: #000000;
  --primary-color: #ffffff;
  --secondary-color: #000000;
  --hover-color: #3060e5;
}

*,
*::before,
*::after {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

body {
    background-color: var(--primary-color);
}

.content{
    width: 87.5%;
    margin-left: auto;
    margin-right: auto;
    padding-left: 12.5%;
    counter-reset: sidenote-counter;    
}
.title { display: none; }
a {
  text-decoration: none;
}

.container {
  background-color: var(--nav-color);
    height: 70px;
    margin-bottom: 50px;
}

.navbar {
  display: flex;
  width: 80%;
  margin: auto;
  align-items: center;
  justify-content: center;
  height: 100%;
}

.navbar a {
  color: var(--nav-text);
}


.navbar ul {
  display: flex;
}


.container .navbar {
  justify-content: space-between;
}

.container .navbar ul li {
  padding: 10px;
  margin: 0 10px;
}

.navbar ul li {
  list-style-type: none;
}

.navbar a {
  color: var(--nav-text);
}

.navbar a:hover {
  color: var(--secondary-color);
} 



@media screen and (min-width: 390px) and (max-width: 767px) {
  .container {
    height: 100%;
  }
  .container .navbar {
    flex-direction: column;
  }
}