html {
  font-family: sans-serif;
}
body * {
  box-sizing: border-box;
}
ul {
  margin-left: 20px;
  padding: 0;
}
li {
  display: inline-flex;
  margin-right: 2vw;
  margin-left: 0;
}
.container {
  max-width: 1320px;
  padding: 0 15px;
  margin: 0 auto;
  border-bottom: 1px solid rgb(99, 99, 99);
}
.header_container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
}
.blackbox {
  display: block;
  width: 80px;
  height: 80px;
  margin: 20px;
  background-color: black;
}
a {color: black;}
a:visited {
  color: black;
}
.tel {
  display: contents;
}

.article-right {
  padding-left: 20px;
  min-width: 10rem;
}