html {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  scroll-behavior: smooth
}

*,
*:before,
*:after {
  -webkit-box-sizing: inherit;
  box-sizing: inherit;
  margin: 0;
  padding: 0;
}

*:focus {
  outline: transparent;
}

body,
html {
  width: 100%;
  font-family: "Roboto", Arial, Helvetica, sans-serif
}

a,
button,
input[type="submit"] {
  cursor: pointer;
}

input[type="text"],
button {
  -webkit-appearance: none;
  -webkit-border-radius: 0;
}

main {
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

h1 {
  padding: 30px 0 20px 0
}

.fade {
  opacity: 0;
  transition: opacity 0.5s
}

.fade.in {
  opacity: 1
}