html, body {
  font-size: 110%;
  padding: 0;
  margin: 0;
  width: 100%;
  height: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -ms-flex-line-pack: center;
      align-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  background: #eaeaea;
  font-family: "Arial";
  background: #13017C;
}

* {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}

.logo {
  max-height: 40px;
  margin: 20px auto;
  display: block;
}

.div {
  background: #fff;
  border-radius: 20px;
  padding: 20px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -ms-flex-line-pack: center;
      align-content: center;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
}
.div input, .div button {
  font-size: 130%;
  border: none;
  border-bottom: 1px solid #ccc;
  padding: 10px;
  width: 300px !important;
  margin: 3px 0px;
}
.div input[type=submit], .div button[type=submit] {
  color: white;
  margin-top: 10px;
  border: none;
  background: #13017C;
}