.fz20 {
  font-size: 20px;
}

.heading-range {
  border-bottom: 3px solid #70C6D0;
  margin-bottom: 10px;
  font-weight: 700;
}

.heading-range span {
  display: inline-block;
  position: relative;
  padding: 0 .4em .2em;
}

.heading-range span::before {
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: #E51D53;
  content: '';
}


.cr-bg {
  color: #ffffff;
  background-color: #000C3F;

}

.cr-bgimg {
  background-image: url(../img/cybersecArena/bg.png);
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
}


.cr-gradient {
  color: #ffffff;
  background-image: linear-gradient(to bottom, #000C3F 0%, #0b308e 100%);
}

.cr-gradient2 {
  position: relative;
  overflow: hidden;
  color: #ffffff;
  background-image: linear-gradient(to top, #66298A 0%, #0b308e 100%);
}

.cr-gradient2::before {
  content: url(../img/cybersecArena/deco1.png);
  position: absolute;
  left: 0;
  top: 0;
  opacity: 50%;
  display: block;
}

.deco {
  position: absolute;
  content: url(../img/cybersecArena/bg.png);
  bottom: 0;
  right: 0;
}

@media (max-width:576px) {
  .deco {
    display: none;
  }
}

.list-range {
  list-style-image: url(../img/cybersecArena/icon.png);
}

.list-range li {
  background-color: rgba(211, 211, 211, 0.25);
  margin-bottom: 6px;
  border-radius: 6px;
  padding: 0 6px;
}

.rg-logo {
  display: block;
  margin: 0 auto;
  max-width: 250px;
}

.r-title {
  font-weight: 600;
  letter-spacing: 0.2rem;
}

.r-title .join, .heading-range small{
  font-size: 18px;
  letter-spacing: 0;
  font-weight: 400;
  color: #F9F871;
  border: 1px solid #F9F871;
}


.schedule {
  position: relative;
  border-left: 2px solid #2EDFB7;
  padding-left: 1.5rem;
  margin-bottom: 20px;
}

.schedule p {
  margin: 0;
  font-size: 20px;
}

.schedule .only {
  font-size: 16px;
  color: #000C3F;
  border-radius: 10px;
  background-color: #C0BDFF;
  padding: 0 6px;
  margin-left: 5px;
}

.free {
  color: #70C6D0;
  font-size: 16px;
}

.rg-date {
  color: #2EDFB7;
}

.rg-date small {
  font-size: 20px;
}

.contest {
  position: relative;
  background-color: rgba(211, 211, 211, 0.25);
  border-radius: 20px;
  padding: 1.5rem 1rem 1rem;
  box-shadow: rgba(0, 0, 0, 0.1) 0px 4px 12px;
  z-index: 5;
  margin: 3rem 0;
}

.contest::before {
  position: absolute;
  content: url(../img/cybersecArena/contest-deco.png);
  left: 0;
  top: 0;
  transform: translate(-28%, -50%);
}