@charset "UTF-8";

* {
  box-sizing: border-box;
}
.container{
  max-width: 1000px;
  width: 95%;
  margin-inline: auto;
}
#logo a{
  display: block;
}
ul.att{
  max-width: 780px!important;
  width: 100%!important;
  padding: 0 15px;
  overflow: unset;
}
#tutorial ul{
  display: block;
  max-width: 600px;
}
#form_content_in table.FormTable td{
  padding-inline: 2%;
}
label{
  line-height: 1.5;
}
input,textarea{
  font-size: 16px;
}
select{
  padding: 4px;
  font-size: 16px;
}
.checkbox_item + .checkbox_item{
  margin-top: 1em;
}
.textarea_label{
  font-size: 1rem;
}

@media screen and (max-width: 767px){
  .container{
    width: 100%;
    padding: 0 2.5%;
  }
  textarea{
    font-size: 150%;
  }
}

.thanks .page_title{
  margin-top: 32px;
}
.thanks #form_content_in{
  padding: 32px 0 5%;
}

/* チュートリアル動画 */
.youtube_movie{
  position: relative;
  display: block;
}
.youtube_movie::before,
.youtube_movie::after{
  position: absolute;
  z-index: 2;
  content: '';
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
}
.youtube_movie::before{
  background: #f00;
  width: clamp(48px, calc(68 / 768 * 100vw), 68px);
  height: clamp(34px, calc(40 / 768 * 100vw), 48px);
  border-radius: clamp(6px, calc(10 / 768 * 100vw), 10px);
}
.youtube_movie::after{
  width: 0;
  height: 0;
  border-style: solid;
  border-top: clamp(7px, calc(10 / 768 * 100vw), 10px) solid transparent;
  border-bottom: clamp(7px, calc(10 / 768 * 100vw), 10px) solid transparent;
  border-left: clamp(14px, calc(20 / 768 * 100vw), 20px) solid #fff;
  border-right: 0;
}