@import url('https://fonts.googleapis.com/css2?family=Fira+Mono:wght@400&display=auto');

/* Set box-sizing property */
* {
  box-sizing: border-box;
}

/* Set body font and background color */
body {
  font-family: Fira Mono, monospace;
  background-color: #1b2e36;
  margin: 0;
}

/* Set header styles */
header {
  background-color: #0e171b;
  color: #85aec1;
  text-align: center;
  padding: 10px;
  font-size: 24px;
  margin-bottom: 20px;
}

a:link { text-decoration: none; color: #aec9d6; }
a:visited { text-decoration: none; color: #aec9d6; }
a:hover { text-decoration: none; color: #c5d9e2; }

/* Set container styles */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 10px;
}

/* Set grid styles */
.row::after {
  content: '';
  clear: both;
  display: table;
}

.col {
  float: left;
  width: 100%;
  margin: 10px 0;
  padding: 10px;
  background-color: #0e171b;
  border: 1px solid #85aec1;
  text-align: center;
}

/* Set image styles */
img {
  max-width: 100%;
  height: auto;
  padding: 10px;
}

/* Set footer styles */
footer {
  background-color: #0e171b;
  color: #85aec1;
  text-align: center;
  padding: 10px;
  margin-top: 20px;
  font-size: 16px;
}