html,
body,
div,
span,
applet,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
a,
abbr,
acronym,
address,
big,
cite,
code,
del,
dfn,
em,
img,
ins,
kbd,
q,
s,
samp,
small,
strike,
strong,
sub,
sup,
tt,
u,
i,
center,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
embed,
figure,
figcaption,
footer,
header,
hgroup,
menu,
nav,
output,
ruby,
section,
summary,
time,
mark,
audio,
video,
input,
textarea {
  margin: 0px;
  padding: 0px;
  border: 0px;
  font-size: 100%;
  font: inherit;
  vertical-align: baseline;
  -ms-box-sizing: border-box;
  box-sizing: border-box;
}
/* HTML5 display-role reset for older browsers */
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
  display: block;
}
body {
  line-height: 1;
  min-width: 320px;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  color: #000;
  font-size: 16px;
  font-family: "Roboto", sans-serif;
  background-color: #fff;
}
ol,
ul {
  list-style: none;
}
blockquote,
q {
  quotes: none;
}
blockquote:before,
blockquote:after,
q:before,
q:after {
  content: "";
  content: none;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
a {
  text-decoration: none;
  color: inherit;
}
button {
  border: 0px;
  cursor: pointer;
}
.container {
  max-width: 1270px;
  padding: 0px 20px;
  width: 100%;
  margin: 0px auto;
}
.a-text40 {
  font-size: 40px;
  line-height: 54px;
}
@media (max-width: 480px) {
  .a-text40 {
    font-size: 24px;
    line-height: 36px;
  }
}
.a-text32 {
  font-size: 32px;
  line-height: 40px;
}
@media (max-width: 480px) {
  .a-text32 {
    font-size: 24px;
    line-height: 36px;
  }
}
.a-text24 {
  font-size: 24px;
  line-height: 36px;
}
@media (max-width: 480px) {
  .a-text24 {
    font-size: 20px;
    line-height: 30px;
  }
}
.a-text16 {
  font-size: 16px;
  line-height: 24px;
}
.a-text14 {
  font-size: 14px;
  line-height: 20px;
}
.lesson-article p:not(:last-child) {
  margin-bottom: 15px;
}
.lesson-article i {
  font-style: italic;
  color: #888;
}
.lesson-article h3 {
  font-size: 24px;
  line-height: 32px;
  margin-bottom: 15px;
}
.lesson-article ul {
  list-style-type: disc;
  padding-left: 20px;
}
.lesson-article ul:not(:last-child) {
  margin-bottom: 15px;
}
.a-link {
  cursor: pointer;
  font-size: 16px;
  line-height: 24px;
  border-bottom: 1px dashed #d2d2d2;
}
.a-link:hover,
.a-link:focus {
  color: #188cbf;
  border-color: #188cbf;
}
.main {
  position: relative;
  height: 100vh;
  padding-top: 65px;
  padding-bottom: 45px;
  overflow: hidden;
}
.main__bg {
  overflow: hidden;
  z-index: -1;
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  top: 0;
  background-image: url("/assets/img/bg.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.main__content {
  display: flex;
  flex-direction: column;
  text-align: center;
  font-family: "Fjalla One", monospace;
  color: white;
  height: 100%;
  justify-content: center;
}
.main__name {
  font-size: 7rem;
  transition-duration: 0.2s;
}
@media (max-width: 1240px) {
  .main__name {
    font-size: 10rem;
  }
}
@media (max-width: 480px) {
  .main__name {
    font-size: 4rem;
  }
}
.main__spec {
  opacity: 0.6;
  font-size: 2rem;
  transition-duration: 0.2s;
}
@media (max-width: 1240px) {
  .main__spec {
    font-size: 3rem;
  }
}
@media (max-width: 480px) {
  .main__spec {
    font-size: 1.5rem;
  }
}
.about {
  padding: 40px 20px;
  max-width: 815px;
}
.about__title {
  text-align: center;
}
.about__text {
  margin-top: 15px;
}
.feature {
  margin-top: 25px;
}
.feature__title {
  margin-bottom: 15px;
}
.feature__list {
  padding-left: 20px;
  list-style: disc;
}