:root {
  --main-color: #fff;
  --text-color: #fff;
  --background-color: #000;
}

html {
  background-color: var(--background-color);
  font-family: "Noto Sans JP", sans-serif;
  font-optical-sizing: auto;
  touch-action: manipulation;
}

table {
  border-collapse: separate;
  border-spacing: 8pt;
}

img {
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -moz-touch-callout: none;
  -moz-user-select: none;
  -user-select: none;
}

.uk-grid + .uk-grid {
  margin-top: 0;
}

.uk-grid {
  margin-left: 0;
}

.uk-column-1-2@s {
  column-gap: 0;
}

.padding-note {
  padding: 1vw 3vw;
}

.padding-button {
  padding: 2vw 0;
}

.padding-button > img {
  cursor: pointer;
  width: 70%;
  margin: 0 auto;
  display: block;
}

.control {
  border: none;
}
.text-lead {
  font-size: 3vw;
}
.text-normal {
  font-size: 2vw;
}
.text-small {
  font-size: 1.5vw;
}
.text-note {
  font-size: 1vw;
}


#canvas-frame {
  width: 100%;
  margin: 0;
  padding: 0;
  position: relative;
}

#canvas-bg {
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  border: 0 solid transparent;
}

#canvas {
  border: 3px solid var(--main-color);
  background-color: transparent;
  margin: 0;
}

#canvas-control {
  padding-right: 2%;
}

#canvas-control > table {
  border-collapse: separate;
  border-spacing: 0;
}

#canvas-control > table td {
  padding: 7px;
}

#palette .control > img {
  opacity: 0;
}

#palette .selected > img {
  opacity: 1;
}

#posted-image-container {
  padding: 4%;
}

#posted-image {
  width: 100%;
  border: none;
}

@media screen and (max-width: 750px) {
  #canvas-frame {
    width: 100%;
  }
  .text-lead {
    font-size: 6vw;
    font-weight: 400;
    color: var(--main-color);
    text-align: center;
  }
  .text-normal {
    font-size: 5vw;
    color: var(--main-color);
  }
  .text-small {
    font-size: 4vw;
    color: var(--main-color);
    text-align: left;
  }
  .text-note {
    font-size: 3vw;
    color: var(--main-color);    
    margin-top: 10px;  
  }
  .px-1 {
    padding-left: 4vw;
    padding-right: 4vw;    
  }  
}