@charset "UTF-8";
/* CSS Document */
main {
  margin-top: 100px;
}
h1+p{
  font-size: 12px;
  text-align: center;
  margin-bottom: 2em;
  color: #777777;
}
/*==========
input
==========*/
form {
  max-width: calc(10em + 500px);
  margin: 0 auto;
  /*  padding: 1em;*/
}
form > ul > li {
  margin: 30px 0;
  display: flex;
  flex-flow: row nowrap;
  justify-content: center;
  align-items: flex-start;
  padding: 5px 5px 5px 10px;
  border-radius: 3px;
}
form > ul > li > label {
  width: 10em;
  font-size: 16px;
  margin: 3px 5px 2px 0;
  display: block;
}
form > ul > li > input, form li ul, textarea {
  flex: 1;
  max-width: 500px;
  border: var(--border);
  border-radius: 3px;
  padding: 3px 9px;
}
form .any::after {
  content: "〈任意〉";
  position: absolute;
  top: 5px;
  right: 0;
  margin-left: 10px;
  padding: 1px 6px;
  border-radius: 50px;
  font-size: 11px;
  font-weight: 500;
  color: #aaa;
}
form li ul {
  padding: 6px 12px;
}
form li li {
  display: flex;
  align-items: center;
  margin: 0 1em 5px 0;
}
form li li input {
  margin-right: 5px;
  border-radius: 0;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  position: relative;
  width: 16px;
  height: 16px;
  border: var(--border);
  border-radius: 3px;
}
form textarea {
  min-height: 120px;
  field-sizing: content;
}
form button {
  display: block;
  margin: 1em auto;
  padding: 0.5em 1em;
  border: 2px solid var(--black);
  border-radius: 100px;
  background-color: var(--black);
  color: #fff;
  font-weight: 500;
  letter-spacing: 0.2em
}
form button:hover {
  background-color: #fff;
  color: var(--black);
}
@media screen and (max-width: 768px) {
  main > ul li:first-of-type {
    margin-bottom: 1em;
  }
  form {
    width: 100%;
  }
  form > ul > li {
    display: block;
    margin: 0 0 2em 0;
    padding: 5px 10px 10px 10px
  }
  form label, form > ul > li > input, form li ul, textarea {
    max-width: 100%;
    width: 100% !important;
  }
}
/*==========
check
==========*/
dl {
  margin: 1em 0;
  padding: 1em;
  border: var(--border);
  display: grid;
  grid-template-columns: 10em calc(100% - 10em);
  grid-row-gap: 2em;
  white-space: pre-wrap;
}
dt {
  display: flex;
  align-items: center;
}
dd {
  padding-left: 1em;
}
dd::before {
  content: "";
  height: 100%;
  border-right: var(--border);
  position: absolute;
  left: 0;
}
.contact-comment {
  line-height: 1;
}
#back {
  display: block;
  text-align: center;
}
/*==========
send
==========*/
.check {
  content: '';
  width: 50px;
  height: 25px;
  border-left: 2px solid #aaa;
  border-bottom: 2px solid #aaa;
  transform: rotate(-45deg);
  opacity: 0.5;
  margin: 6em auto 3em auto;
  animation: check 0.5s forwards linear;
}
.check + h1 + p {
  text-align: center;
}
@keyframes check {
  from {
    filter: blur(3px);
    opacity: 0;
  }
  to {
    filter: none;
    opacity: 1;
  }
}