:root {
  --color-white: #ffff;
  --color-light-white: #eee;
  --color-dark-white: #bdbdbd;
  --color-light-pink: #ffe9e8;
  --color-pink: #fe918d;
  --color-dark-pink: #ff6863;
  --color-yellow: #fff7d1;
  --color-orange: #FDC453;
  --color-light-blue: #9cb3ff;
  --color-blue: #6863ff;

  --color-light-grey: #7c7979;
  --color-grey: #616161;
  --color-dark-grey: #4d4d4d;
  --color-black: #4d4d4d;

  --font-title: 36px;
  --font-large: 30px;
  --font-medium: 20px;
  --font-regular: 16px;
  --font-small: 14px;
  --font-micro: 12px;

  --weight-bold: 700;
  --weight-semi-bold: 600;
  --weight-regular: 400;

  --size-border-radius: 4px;
  --size-border-free: 45% 55% 60% 40% / 50% 45% 60% 40%;

  --animation-duration: 300ms;

  --button-large-width: 9rem;
  --button-large-height: 3rem;
  --button-regular-width: 7rem;
  --button-regular-height: 2.5rem;
  --button-small-width: 5rem;
  --button-small-height: 2rem;

  --animation-duration: 300ms;
}

h1 {
  font-size: var(--font-title);
  font-weight: var(--weight-bold);
  color: var(--color-black);
  margin: 12px 0;
}

h2 {
  font-size: var(--font-large);
  font-weight: var(--weight-semi-bold);
  color: var(--color-black);
  margin: 8px 0;
}

h3 {
  font-size: var(--font-medium);
  font-weight: var(--weight-semi-bold);
  color: var(--color-black);
  margin: 4px 0;
}

p {
  font-size: var(--font-regular);
  color: var(--color-black);
  margin: 4px 0;
}

* {
  margin: 0;
  padding: 0;

  border: none;
  box-sizing: border-box;

  text-decoration: none;
  background-color: transparent;

  outline: none;
  list-style: none;
  cursor: default;
  font-family: "Noto Sans KR", sans-serif, "Open Sans", sans-serif;
}

body {
  background-color: var(--color-white);
  max-width: 100vw;
  /*IE and Edge,/ Firefox*/
  -ms-overflow-style: none;
  scrollbar-width: none;
}

/*/Chrome, Safari, Opera*/
body::-webkit-scrollbar {
  display: none;
}

a {
  color: var(--color-white);
}

button {
  cursor: pointer;
}

section {
  display: flex;
  justify-content: center;
  /* align-items: center; */
  text-align: center;
  min-height: 650px;
  /* border: 10px solid transparent; */
}

.section__container {
  padding-top: 6rem;
  padding-bottom: 2rem;
  width: 100%;
  max-width: 1200px;
}

/* 제목 밑에 밑줄 */
.linear {
  position: relative;
  margin-top: 2rem;
}

.linear::after {
  content: "";
  position: absolute;
  bottom: -15%;
  left: 50%;
  transform: translate(-50%);
  width: auto;
  height: 1.5px;
  border-radius: var(--size-border-radius);
  background-color: var(--color-light-blue);
}

#footer {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 270px;
  padding: 1rem;
  margin: 0 auto;
  font-size: var(--font-large);
  font-weight: var(--weight-bold);
}

#footer i {
  animation: spin 2.5s linear infinite;
}

#footer p:nth-child(2) {
  font-size: 23px;
}

@keyframes spin {
  0% {
    transform: rotate(0);
  }

  100% {
    transform: rotate(360deg);
  }
}

@keyframes fadein {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes top-bottom {

  0%,
  100% {
    transform: translate(-50%, 0);
  }

  50% {
    transform: translate(-50%, 8px)
  }
}

@media screen and (max-width: 768px) {
  section {
    min-height: auto;
  }

  .section__container {
    padding: 0;
  }
}