body {
  background-color: #ffffff;
  color: #303030;
  font-family: /*'Mamelon-3-Hi-Regular',*/ 'Montserrat', 'Source Sans Pro', sans-serif;
  font-size: 11pt;
  font-weight: normal;
  line-height: 2em;
  text-align: left;
  -webkit-text-size-adjust: 100%;
}

a:link, a:active, a:visited, a:hover {
  color: #303030;
  text-decoration: underline;
}
a:hover {
  color: #909090;
}

/*----------------------------------------------------------------------------*/
/* outer
/*----------------------------------------------------------------------------*/

/* 3% paddingで w375のとき imageW < 320 になる */
header {
  text-align: center;
  padding: 16px 40px;
  padding: min(3vw, 16px) min(7.5vw, 40px);
}
footer {
  text-align: center;
  padding: 16px 40px;
  padding: min(3vw, 16px) min(7.5vw, 40px);
}
.app_block {
  padding: 40px; /* w540のときのpadding */
  padding: min(7.5vw, 40px);
  box-sizing: border-box;
  text-align: center;
}

/*----------------------------------------------------------------------------*/
/* inner
/*----------------------------------------------------------------------------*/

h1,
footer p,
.app_block h2,
.app_block h3,
.app_block p {
  max-width: 768px;
  margin: 0 auto;
}

/*----------------------------------------------------------------------------*/
/* text
/*----------------------------------------------------------------------------*/

h2 {
  font-weight: 700;
  font-size: 32px;
  font-size: clamp(28px, 7vw, 32px);
  padding: 16px 0;
  padding: clamp(14px, 4vw, 22px) 0;
  /* font-family: 'Montserrat', 'Source Sans Pro'; */
  line-height: 1em;
}
.app_block p {
  font-size: 11pt;
  font-size: clamp(13px, 4.2vw, 18px);
  line-height: 2em;
}

p.app_note {
  font-size: 8pt;
}

/*----------------------------------------------------------------------------*/
/* image only block
/*----------------------------------------------------------------------------*/

h1,
p.app_description,
p.app_double_screenshots,
p.app_download,
p.app_featured {
/*  line-height: 0 !important;*/
}
h1 img,
.app_block p img {
  width: 100%;
  height: auto;
}
h1 img {
  max-width: 128px;
}
p.app_double_screenshots img {
  max-width: 230px;
  padding: 16px 0 20px;
  padding: min(4vw, 16px) 0 min(4vw, 20px);
}
#a12 p.app_double_screenshots img {
  padding-bottom: 8px;
  padding-bottom: min(2vw, 8px);
}
p.app_download img {
  max-width: 135px;
}
p.app_featured img {
  max-width: 230px;
  padding: 20px 0;
  padding: min(5vw, 20px) 0;
}
p.app_description img {
  max-width: 364px;
}

/*----------------------------------------------------------------------------*/
/* bg color
/*----------------------------------------------------------------------------*/

header {
  background-color: #ffffff;
}
#a11 {
  color: #f0f0f0;
  background-color: #323335;
}
#a08 {
  color: #f0f0f0;
  background: -moz-linear-gradient(top, #5788da, #aeddde);
  background: -webkit-linear-gradient(top, #5788da, #aeddde);
  background: linear-gradient(to bottom, #5788da, #aeddde);
}
#a06 {
  color: #f0f0f0;
  background-color: #3c6e71;
}
#a01 {
  background-color: #f8f9fa;
}
#a10 {
  color: #f0f0f0;
  background-color: #2c3e50;
}
#a02 {
  background-color: #f8f9fa;
}
#a04 {
  background-color: #f0f1f2;
}
#a12 {
  background-color: #eaebed;
}
#a03 {
  background-color: #f8f9fa;
}
#pwa {
  background-color: #f0f1f2;
}
#about {
  background-color: #f8f9fa;
}
#privacy {
  background-color: #f0f1f2;
}
#privacy-page {
  background-color: #f0f1f2;
}
footer {
  background-color: #f8f9fa;
}

/*----------------------------------------------------------------------------*/
/* about
/*----------------------------------------------------------------------------*/

img.circle_icon {
  width: 76px;
  height: 76px;
  border-radius: 38px;
}

p.twitter_button {
  margin-top: 14px;
}
p.twitter_button a {
  padding: 10px 16px;
  /* background-color: #55acee; */
  /* background-color: #48a0eb; */
  background-color: #3574a9;
  color: #ffffff;
}
p.twitter_button a:link,
p.twitter_button a:active,
p.twitter_button a:visited,
p.twitter_button a:hover {
  color: #ffffff !important;
  text-decoration: none !important;
  font-weight: bold;
  border-radius: 4px;
}