body {
  margin: 0;
  padding: 0;
  background: #F2F2F2;
  height: auto;
font-family: Arial, Helvetica, sans-serif;
}

main {
  max-width: 500px;
  margin: auto;
  box-shadow: 5px 0px 5px rgba(0, 0, 0, 0.2), -5px 0px 5px rgba(0, 0, 0, 0.2);
}

.main-nav ul {
  position: fixed;
  display: grid;
  grid-gap: 20px;
  padding: 0;
  margin: 0 20px;
  list-style: none;
  grid-template-columns: repeat(2, 1fr);
}

.main-nav a {
  background: #696969;
  display: block;
  text-decoration: none;
  text-align: center;
  color: white;
  box-shadow: 0 1px 5px rgba(104, 104, 104, 0.8);
}

.main-nav a:hover {
  background: #A9A9A9;
  color: #fff;
}

div {
  background: white;
  padding: 5% 1px;
  font-size: 13px;
  text-align: left;

}

.p75 {
  color: #bfbfbf;
  padding: 1px 75px;

}

.date {
  color: lightgray;
  margin-left: 350px;
}

.tab {
  margin-left: 40px;
}

img {
  margin: 10px auto;
  border: 1px solid lightgray;
  display: block;
  max-width: 100%;
  height: auto;
}


@media only screen and (max-width: 500px) {

  .date {
    color: lightgray;
    margin-left: 70%;
  }

  .p75 {
    color: #bfbfbf;
    padding: 1px 15%;
  }


}