.install-guide { margin: 0 0 16px; border: 1px solid #dfe9e0; border-radius: 16px; background: #f5f9f3; color: #34483b; }
.install-guide[hidden] { display: none; }
.install-guide summary { cursor: pointer; padding: 12px 16px; font-size: 14px; font-weight: 700; list-style: none; }
.install-guide summary::-webkit-details-marker { display: none; }
.install-guide summary::after { content: '+'; float: right; font-size: 18px; line-height: 1; }
.install-guide[open] summary::after { content: '−'; }
.install-guide-content { padding: 0 16px 16px; font-size: 14px; line-height: 1.65; }
.install-guide-content p { margin: 0 0 8px; }
.install-guide-content small { display: block; color: #64756a; }
.install-guide-content button { border: 0; border-radius: 10px; padding: 10px 14px; margin: 4px 0 10px; background: #365c47; color: #fff; font: inherit; font-weight: 700; cursor: pointer; }
.install-guide-content button[hidden] { display: none; }