body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  background: url('https://w0.peakpx.com/wallpaper/297/1024/HD-wallpaper-apple-linen-effect-apple-cool-icloud-linen-background-ios.jpg') repeat;
  color: #000;
  margin: 0;
  padding: 0;
}

.tab-bar {
  text-align: center;
  background: #cfd3d7; /* fallback for linear-gradient */
  background: -webkit-gradient(linear, left top, left bottom, from(#cfd3d7), to(#aeb3b9)); /* iOS6 prefix */
  background: -webkit-linear-gradient(top, #cfd3d7, #aeb3b9);
  background: linear-gradient(top, #cfd3d7, #aeb3b9); /* fallback */
  border-bottom: 1px solid #8e8e93;
  /* box-shadow inset not supported well, remove */
  padding: 5px 0;
}

.tab-bar button {
  display: inline-block;
  margin: 2px;
  padding: 8px 14px;
  border: 1px solid #999;
  background: #f8f8f8;
  font-weight: bold;
  font-size: 14px;
  color: #3c3c3c;
  text-shadow: 0 1px white;
  border-radius: 6px;
  -webkit-border-radius: 6px;
  -moz-border-radius: 6px;
  /* avoid newer box-shadow */
}

.tab-bar button.active {
  background: #007aff;
  color: white;
  border-color: #007aff;
}

.tab-content {
  display: none;
  padding: 20px;
}

.tab-content.active {
  display: block;
}

.app-card {
  border: 1px solid #ccc;
  background: #fff; /* avoid rgba */
  /* background: rgba(255, 255, 255, 0.9); */
  border-radius: 12px;
  -webkit-border-radius: 12px;
  -moz-border-radius: 12px;
  margin-bottom: 20px;
  padding: 10px;
  overflow: hidden;
}

.app-icon {
  float: left;
  width: 76px;
  height: 76px;
  border-radius: 16px;
  -webkit-border-radius: 16px;
  -moz-border-radius: 16px;
  background: #000;
  margin-right: 12px;
}

.app-details {
  overflow: hidden;
}

.install-btn {
  display: inline-block;
  margin-top: 10px;
  padding: 6px 16px;
  font-size: 14px;
  background: #007aff; /* fallback */
  background: -webkit-gradient(linear, left top, left bottom, from(#45a2f0), to(#007aff));
  background: -webkit-linear-gradient(top, #45a2f0, #007aff);
  background: linear-gradient(top, #45a2f0, #007aff);
  color: white;
  border: 1px solid #005ecb;
  border-radius: 8px;
  -webkit-border-radius: 8px;
  -moz-border-radius: 8px;
  text-shadow: 0 -1px #005ecb;
  cursor: pointer;
  text-align: center;
}

.install-btn:hover {
  background: #258df2; /* fallback */
  background: -webkit-gradient(linear, left top, left bottom, from(#5eb4f8), to(#258df2));
  background: -webkit-linear-gradient(top, #5eb4f8, #258df2);
  background: linear-gradient(top, #5eb4f8, #258df2);
}

/* Small screens fallback */
@media screen and (max-width: 480px) {
  .app-icon {
    float: none;
    display: block;
    margin: 0 auto 10px auto;
  }

  .app-card {
    text-align: center;
  }

  .install-btn {
    width: 100%;
  }
}