* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: #e6ecea;
  color: #000;
  font-family: "GothamLight";
  font-size: 18px;
  line-height: 24px;
  padding: 0;
  margin: 0;
}

.container {
  max-width: 1024px;
  width: 100%;
  margin: 0 auto;
  background: #fff;
  padding: 0 15px 15px 15px;
}

.redbtn {
  display: block;
  background: red;
  color: #fff;
  padding: 20px;
  border-radius: 14px;
  margin: 10px 0;
  font-size: xxx-large;
}
@media (max-width: 768px) {
  .container {
    max-width: 600px;
  }
}
@media (max-width: 520px) {
  .redbtn {
    font-size: larger;
  }
}