main.css

* {
  margin: 0;
  padding: 0;
}

.container {
  width: 80%;
  margin: 0 auto;
  text-align: center;
}

.event {
  border-radius: 10px;
  -webkit-box-shadow: 0px 0px 15px 5px rgba(0, 0, 0, 0.4);
  -moz-box-shadow: 0px 0px 15px 5px rgba(0, 0, 0, 0.4);
  box-shadow: 0px 0px 15px 5px rgba(0, 0, 0, 0.4);
  padding: 10px;
  margin-top: 25px;
  color: white;
  text-decoration: none;
  display: inline-flex;
}

.logo {
  margin: auto 0;
}

.text {
  margin: auto 0 auto 30px;
}

.bg {
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

.bg-2020 {
  background-image: url("img/2020.jpg");
}

.bg-2019 {
  background-image: url("img/2019.jpg");
}

.bg-2017 {
  background-image: url("img/2017.jpg");
}

.bg-2014 {
  background-image: url("img/2014.jpg");
}

.event .bg .bg-2014 {
  color: white;
  text-shadow: 1px 1px 2px black;
}