.center {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
      }
.right {
  float: right;
}
.left{
  float: left;
}
p1 {
  font-family: "Gotham";
  font-size:15px;
  text-align: justify;
}
h1 {
  font-family: "Gotham";
  font-size:30px;
}
ul.a {
  list-style-type: none;
  overflow: hidden;
}

ul.b  {
  list-style-position: outside;
  list-style-type: circle;
}

ul.c  {
  list-style-position: outside;
  list-style-type: circle;
  margin: auto;
}

.li {
  float: left;
}

.container {
    display: flex;
}

.container__half {
    flex: 1;
}

.row::after {
  content: "";
  clear: both;
  display: table;
}

.flex-container {
  display: flex;
  background-color: #f1f1f1;
}