main.css

* {
  box-sizing: border-box;
}

html {
  height: 100%;
}

html, body {
  min-height: 100%;
  margin: 0;
}

body {
  background-color: #37385F;
  color: #D7D7EF;
  font-family: 'PT Sans', sans-serif;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
      align-items: center;
  -ms-flex-pack: center;
      justify-content: center;
  -ms-flex-direction: column;
  flex-direction: column;
}

h2 {
  text-align: center;
  margin: 1em 0;
}

.file-drop-area {
  border: 1px dashed #7c7db3;
  border-radius: 3px;
  position: relative;
  width: 520px;
  max-width: 100%;
  margin: 0 auto;
  padding: 26px 20px 30px;
  transition: 0.2s background-color;
}
.file-drop-area.is-active {
  background-color: #3F4069;
}

.fake-btn {
  background-color: #3F4069;
  border: 1px solid #9E9EC4;
  border-radius: 3px;
  padding: 8px 15px;
  margin-right: 8px;
  font-size: 12px;
  text-transform: uppercase;
  color: inherit;
  font-family: inherit;
}

.file-msg {
  font-size: small;
  font-weight: 300;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: inline-block;
  max-width: calc(100% - 130px);
  vertical-align: middle;
}

.file-input {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
  cursor: pointer;
  opacity: 0;
}
.file-input:focus {
  outline: none;
}
.info {
  margin: 1em auto 2em;
  text-align: center;
}

.info a {
  color: #D7EFD7;
}
.info a:focus, .info a:hover {
  color: #D7EFD7;
  text-decoration: none;
}

.file-list {
  border-radius: 3px;
  position: relative;
  width: 500px;
  max-width: 100%;
  margin: 0 auto;
  margin-top: 0.5em;
}

.file-list:empty {
  display: none;
}

.file-item {
  border: 1px dashed #7c7db3;
  padding: 10px 20px 10px;
}

.file-item + .file-item {
  border-top: none;
}

.file-item .name {
  font-weight: bold;
}

.status-link {
	cursor: pointer;
	text-decoration: underline;
	color: #ddd92d;
}

.open-directory {
  position: relative;
  float: right;
  z-index: 2;
}