/* 헤더, 콘텐츠 틀 */
@import url("https://fonts.googleapis.com/css?family=Playfair+Display:700|Source+Sans+Pro");
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-family: "Source Sans Pro", sans-serif;
  font-size: 16px;
  line-height: 1.618;
}

h1,
h2 {
  font-family: "Playfair Display", serif;
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: 1px;
}

h1 {
  font-size: 3rem;
  max-width: 35rem;
  text-align: center;
}

h2 {
  font-size: 2.5rem;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12rem 2rem;
  color: white;
  background-image: linear-gradient(to bottom, #45484d 0%, black 100%), url("https://source.unsplash.com/random/1920x1080/?sky");
  background-blend-mode: multiply;
  background-size: cover;
}

.mouse {
  max-width: 2.5rem;
  width: 100%;
  height: auto;
}

.scroll {
  -webkit-animation-name: scroll;
          animation-name: scroll;
  -webkit-animation-duration: 1.5s;
          animation-duration: 1.5s;
  -webkit-animation-timing-function: cubic-bezier(0.65, -0.55, 0.25, 1.5);
          animation-timing-function: cubic-bezier(0.65, -0.55, 0.25, 1.5);
  -webkit-animation-iteration-count: infinite;
          animation-iteration-count: infinite;
  transform-origin: 50% 20.5px;
  will-change: transform, opacity;
  opacity: 1;
}

.scroll-link {
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
}

@-webkit-keyframes scroll {
  0%, 20% {
    transform: translateY(0) scaleY(1);
  }
  100% {
    transform: translateY(36px) scaleY(2);
    opacity: 0;
  }
}

@keyframes scroll {
  0%, 20% {
    transform: translateY(0) scaleY(1);
  }
  100% {
    transform: translateY(36px) scaleY(2);
    opacity: 0;
  }
}
.content {
  min-height: 100vh;
  max-width: 28rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}
/* 헤더, 콘텐츠 틀 */





/* 메세지 버블 */
body {
  font-family: "Helvetica Neue";
  font-size: 20px;
  font-weight: normal;
}

section {
  max-width: 450px;
  margin: 50px auto;
}
section div {
  max-width: 255px;
  word-wrap: break-word;
  margin-bottom: 20px;
  line-height: 24px;
}

.clear {
  clear: both;
}

.from-me {
  position: relative;
  padding: 10px 20px;
  color: white;
  background: #0B93F6;
  border-radius: 25px;
  float: right;
}
.from-me:before {
  content: "";
  position: absolute;
  z-index: -1;
  bottom: -2px;
  right: -7px;
  height: 20px;
  border-right: 20px solid #0B93F6;
  border-bottom-left-radius: 16px 14px;
  -webkit-transform: translate(0, -2px);
}
.from-me:after {
  content: "";
  position: absolute;
  z-index: 1;
  bottom: -2px;
  right: -56px;
  width: 26px;
  height: 20px;
  background: white;
  border-bottom-left-radius: 10px;
  -webkit-transform: translate(-30px, -2px);
}

.from-them {
  position: relative;
  padding: 10px 20px;
  background: #E5E5EA;
  border-radius: 25px;
  color: black;
  float: left;
}
.from-them:before {
  content: "";
  position: absolute;
  z-index: 2;
  bottom: -2px;
  left: -7px;
  height: 20px;
  border-left: 20px solid #E5E5EA;
  border-bottom-right-radius: 16px 14px;
  -webkit-transform: translate(0, -2px);
}
.from-them:after {
  content: "";
  position: absolute;
  z-index: 3;
  bottom: -2px;
  left: 4px;
  width: 26px;
  height: 20px;
  background: white;
  border-bottom-right-radius: 10px;
  -webkit-transform: translate(-30px, -2px);
}
/* 메세지 버블 */