@charset "utf-8";

/* トップへのリンク */
.cd-container
{
/*
  width: 90%;
  max-width: 768px;
  margin: 2em auto;
  margin-top:0;
*/
}

.cd-container::after
{
  /* clearfix */
  content: '';
  display: table;
  clear: both;
}

.cd-top
{
  display: inline-block;
  height: 40px;
  width: 40px;
  position: fixed;
  bottom: 40px;
  right: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.05);
  /* image replacement properties */
  overflow: hidden;
  text-indent: 100%;
  white-space: nowrap;
  background: rgba(232, 98, 86, 0.8) url(../images/cd-top-arrow.svg) no-repeat center 50%;
  visibility: hidden;
  opacity: 0;
  -webkit-transition: opacity .3s 0s, visibility 0s .3s;
  -moz-transition: opacity .3s 0s, visibility 0s .3s;
  transition: opacity .3s 0s, visibility 0s .3s;
}

.cd-top.cd-is-visible,
.cd-top.cd-fade-out,
.no-touch
.cd-top:hover
{
  -webkit-transition: opacity .3s 0s, visibility 0s 0s;
  -moz-transition: opacity .3s 0s, visibility 0s 0s;
  transition: opacity .3s 0s, visibility 0s 0s;
}

.cd-top.cd-is-visible
{
  /* the button becomes visible */
  visibility: visible;
  opacity: 1;
}

.cd-top.cd-fade-out
{
  /* if the user keeps scrolling down, the button is out of focus and becomes less visible */
  opacity: .5;
}

.no-touch .cd-top:hover
{
  background-color: #e86256;
  opacity: 1;
}

@media only screen and (min-width: 768px)
{
  .cd-top
  {
    right: 20px;
    bottom: 20px;
  }
}

@media only screen and (min-width: 1024px)
{
  .cd-top
  {
    height: 60px;
    width: 60px;
    right: 30px;
    bottom: 30px;
  }
}