quadfile/static/style.css

@import url(https://fonts.googleapis.com/css?family=Open+Sans:400,300);

/* Being lazy 101 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Lato", sans-serif;
  color: #ffffff;
  background-color: #2d2d2d;
}

.header {
  width: 100%;
  padding: 10px;
}

.header h1 {
  font-size: 36pt;
  font-weight: 300;
  text-align: center;
}

.header .inner {
  width: 100%;
  max-width: 920px;
  margin-left: auto;
  margin-right: auto;
}

.page {
  width: 100%;
  max-width: 920px;
  padding: 10px;
  margin-left: auto;
  margin-right: auto;
}

.uploadForm {
  margin-top: 80px;
  width: 100%;
  text-align: center;
}

.uploadButton {
  position: relative;
  margin-right: auto;
  margin-left: auto;
  max-width: 100%;
  cursor: pointer;
  background-color: #229922;
  border-radius: 10px;
  transition: background 0.1s ease-out;
  overflow: hidden;
}

.uploadButton:hover {
  background-color: #33BB33;
}

.uploadButton p {
  padding: 20px;
  font-weight: 300;
  font-size: 24pt;
}

.uploadButton input[type="file"] {
  position: absolute;
  display: block;
  width: 100%;
  height: 100%;
  top: 0;
  right: 0;
  opacity: 0;
}