:root { --primary-color: #ffffff; --secondary-color: #f5f5f5; --text-color: #333; }
body { font-family: 'Poppins', sans-serif; margin: 0; padding: 0; color: var(--text-color); background-color: var(--secondary-color); }
header { background-color: var(--primary-color); color: #000000; padding: 1rem; text-align: center; }
header h1 { font-size: 2rem; margin-bottom: 1rem; }
nav ul { list-style-type: none; margin: 0; padding: 0; display: flex; flex-direction: column; align-items: center; }
nav li { margin: 0.5rem 0; }
nav a { color: #fff; text-decoration: none; font-weight: 600; }
main { padding: 2rem; }
section { background-color: #fff; padding: 2rem; box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1); border-radius: 0px; margin-bottom: 2rem; }
footer { background-color: var(--primary-color); color: #000; padding: 1rem; text-align: center; }
/* メディアクエリ */ @media (min-width: 768px) { nav ul { flex-direction: row; justify-content: center; }
nav li { margin: 0 1rem; }
main { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; } }
 
.anim-box.zoomin.is-animated {
  animation: zoomIn 0.8s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}
 
@keyframes zoomIn {
  0% {
    transform: scale(0.8);
    opacity: 0;
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}
/*****css*****/
/*qanda-open*/
.qanda-wrap{border-bottom:dotted 1px #999;margin: 0 0 3.25em 0;}
.qanda-check{display: none;}
.qanda-label{cursor :pointer; display: block;}

.qanda-content{padding:1em 0 1em 0;height: 0px; padding: 0 ; display:none;}
.qanda-check:checked + .qanda-label + .qanda-content{display:block; height: 100%; padding: 1em 0 ;
 animation: show 1s linear 0s;
}
@keyframes show{
    from{opacity: 0; }
    to{ opacity: 1; }
}

.question{color:#ff6699;font-size:1.125em;font-weight:bold;margin-top:0.875em;padding-bottom:0.25em;}
.question .material-icons{display: inline-flex; font-size:2em; margin-right: 0.25em; vertical-align: middle;}
.answer{color:#6699ff;font-size:1.125em;font-weight:bold;margin-top:0.5em;}