html {
  font-size: 16px;
}

body {
  margin: 0;
  padding: 0;
  line-height: 1.5;
}

h1,
h2,
h3,
h4,
h5,
h6,
ul,
ol,
div,
p {
  margin: 0;
  padding: 0;
  font-size: 18.3px;
  font-weight: normal;
}

li {
  margin: 0;
  padding: 0;
  list-style: none;
}

main {
  display: block;
}

.event_index_box{
  display: flex;
}