:root {
  --white: white;
  --black: black;
}

.div-block {
  flex-flow: column;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100vh;
  padding: 20px;
  display: flex;
}

.text-block {
  color: #000;
  flex-flow: row;
  flex: 0 auto;
  padding-top: 16px;
  padding-bottom: 16px;
  font-size: 14px;
  display: flex;
}

.button {
  outline-offset: 0px;
  color: #000;
  background-color: #fff;
  border: 1px solid #000;
  border-radius: 100%;
  outline: 1px solid #000;
}

.button:hover {
  border: 1px dashed #000;
}

.button:active {
  border-style: solid;
  border-width: 1px;
}

.text-block-2 {
  position: absolute;
}

.footer {
  opacity: 1;
  justify-content: flex-start;
  width: 100%;
  padding: 20px;
  font-size: 14px;
  display: flex;
  position: absolute;
  top: auto;
  bottom: 0%;
  left: 0%;
  right: 0%;
}

.sub {
  opacity: 1;
  padding-right: 20px;
  font-size: 12px;
  position: relative;
}

.nav {
  width: auto;
  position: absolute;
  top: 20px;
  bottom: 20px;
  left: 20px;
  right: 20px;
}

.link {
  color: #000;
}

@media screen and (max-width: 479px) {
  .text-block {
    text-align: center;
  }
}