@charset "utf-8";

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

img {
    max-width: 100%;
    height: auto;
    vertical-align: bottom;
}

ul,
ol {
    list-style: none;
}

a {
    text-decoration: none;
    opacity: 1;
    transition: opacity 0.3s ease;
}

a:hover,
a:active {
    opacity: 0.8;
}

body {
    max-width: 500px;
    margin: auto;
    background-color: #ffffff;
}

.schedule {
    padding-bottom: 4%;
}

.worry {
    position: relative;
}

.merit {
    margin-top: -37%;
}

.guidance,
.instructor,
.voice {
    margin-bottom: 10%;
}

.cta {
    padding-top: 18.4%;
    padding-bottom: 18.4%;
    text-align: center;
}

.button {
    display: inline-block;
    width: 87%;
    margin: auto;
    animation: heartbeat 1.5s infinite;
  transform-origin: center;
}

@keyframes heartbeat {
  0% {
    transform: scale(1);
  }
  14% {
    transform: scale(1.1);
  }
  28% {
    transform: scale(1);
  }
  42% {
    transform: scale(1.1);
  }
  70% {
    transform: scale(1);
  }
  100% {
    transform: scale(1);
  }
}