body{margin:0;padding:0}.navbar{position:fixed;top:0;left:0;width:100%;background-color:#039be5;color:#fff;padding:1rem 2rem;z-index:10;box-shadow:0 2px 8px #00000026}.container{max-width:1000px;display:flex;align-items:center}.logo{font-size:1.5rem;font-weight:700;text-decoration:none;color:#fff}.link{color:#fff;margin-left:100px;text-decoration:none;font-weight:700;font-size:1.5rem}.link:hover{text-decoration:underline}.show{transform:translateY(0);transition:transform .3s ease-in-out}.hide{transform:translateY(-100%);transition:transform .3s ease-in-out}.links-container{display:flex;align-items:center;justify-content:space-between}.signout-button{margin-left:100px;padding:8px 16px;background-color:#dc3545;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:1rem;font-weight:700;transition:background-color .2s ease}.signout-button:hover{background-color:#c82333}.sortGroups{display:flex;gap:.5rem;margin-bottom:.5rem}.sortGroup{display:flex;gap:.5rem}.sortBtn{padding:.4rem 1.1rem;border-radius:4px;border:1px solid #01579b;background:#e3f2fd;color:#01579b;font-size:1rem;cursor:pointer;outline:none;transition:background .2s,color .2s,border .2s}.sortBtn:hover{background:#b3e5fc;color:#01579b}.sortBtn.active,.sortBtn:focus{background:#01579b;color:#fff;border:2px solid #0288d1}.sortContainer{display:flex;align-items:center;gap:1rem;margin-bottom:1rem;flex-direction:column;align-items:flex-start;background:#e3f2fd;color:#01579b;font-size:1rem;outline:none;transition:border .2s}.sortSelect:focus{border:2px solid #0288d1}.pageContainer{max-width:900px;margin:2rem auto 0;padding-top:20px}.welcomeMessage{background-color:#e3f2fd;padding:1rem;border-radius:8px;margin-bottom:2rem;text-align:center}.welcomeMessage h2{color:#01579b;margin:0;font-size:1.5rem}.heading{font-size:24px;margin-bottom:16px}.loadingMessage{text-align:center;color:#666;font-style:italic}.emptyMessage{color:#777;text-align:center}.postTitle{font-size:20px;font-weight:700;color:#01579b;margin-bottom:2px}.postMeta{margin-top:6px;padding-top:4px;display:flex;align-items:center;flex-wrap:wrap;gap:25px}.postVotes{background-color:#e3f2fd;padding:4px 8px;border-radius:4px;font-weight:700}.postAuthor{font-weight:700;color:#01579b}.postDate{font-size:12px;color:#999}.postCard{background-color:#fff;border:5px solid #01579b;border-top:none;border-bottom:none;border-radius:10px;padding:8px 18px 4px;margin-bottom:10px;text-decoration:none}a{text-decoration:none;color:inherit}.postCard:hover{background-color:#f0f8ff;transition:background-color .3s ease}.page-container{background-color:#e1f5fe;min-height:100vh;overflow-y:auto}.create-post-container{max-width:800px;margin:2rem auto;padding:2rem;background-color:#fff;border-radius:8px;box-shadow:0 2px 4px #0000001a}.create-post-container h2{color:#01579b;margin-bottom:2rem;text-align:center}.create-post-form{display:flex;flex-direction:column;gap:1.5rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group label{font-weight:700;color:#333}.form-group input,.form-group textarea{padding:.75rem;border:1px solid #ddd;border-radius:4px;font-size:1rem}.form-group textarea{resize:vertical;min-height:150px}.form-group input[type=file]{padding:.5rem;border:1px dashed #ddd;background-color:#f9f9f9}.image-preview{margin-top:1rem;max-width:100%;display:flex;justify-content:center}.image-preview img{max-width:100%;max-height:300px;object-fit:contain;border-radius:4px;border:1px solid #ddd}.error-message{color:#dc3545;padding:.5rem;background-color:#f8d7da;border-radius:4px;text-align:center}.submit-button{padding:.75rem 1.5rem;background-color:#01579b;color:#fff;border:none;border-radius:4px;font-size:1rem;font-weight:700;cursor:pointer;transition:background-color .2s}.submit-button:hover{background-color:#01426b}.submit-button:disabled{background-color:#ccc;cursor:not-allowed}.postDetailsContainer{max-width:800px;margin:2rem auto;padding:2rem;background-color:#fff;border-radius:8px;box-shadow:0 2px 4px #0000001a}.postTitle{font-size:2rem;margin-bottom:1rem;color:#333}.postContent{font-size:1.1rem;line-height:1.6;margin-bottom:2rem;color:#444}.postImage{margin:1.5rem 0;display:flex;justify-content:center}.postImage img{max-width:100%;max-height:500px;object-fit:contain;border-radius:8px;box-shadow:0 2px 4px #0000001a}.postMeta{display:flex;flex-wrap:wrap;align-items:center;gap:1.5rem;color:#666;font-size:.9rem;padding:1rem 0;border-bottom:1px solid #eee}.loadingMessage,.errorMessage{text-align:center;padding:2rem;font-size:1.2rem;color:#666}.commentsSection{margin-top:2rem;padding-top:2rem;border-top:1px solid #eee}.commentsSection h2{font-size:1.5rem;color:#333;margin-bottom:1.5rem}.commentForm{margin-bottom:2rem}.commentInput{width:100%;min-height:100px;padding:1rem;border:1px solid #ddd;border-radius:4px;font-size:1rem;margin-bottom:1rem;resize:vertical}.commentSubmit{background-color:#01579b;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:4px;cursor:pointer;font-size:1rem;transition:background-color .2s}.commentSubmit:hover{background-color:#01426b}.commentsList{display:flex;flex-direction:column;gap:1.5rem}.comment{background-color:#f8f9fa;padding:1.5rem;border-radius:8px;border:1px solid #eee}.commentContent{font-size:1rem;line-height:1.5;color:#333;margin-bottom:1rem}.commentMeta{display:flex;gap:1rem;font-size:.9rem;color:#666}.commentAuthor{font-weight:700;color:#01579b}.noComments{text-align:center;color:#666;font-style:italic;padding:2rem;background-color:#f8f9fa;border-radius:8px}.editButton{background-color:#0091ea;color:#fff;border:none;padding:.75rem 1.5rem;border-radius:4px;cursor:pointer;font-size:1rem;transition:background-color .2s}.voteButton_green{color:#fff;border:none;background-color:#4caf50}.voteButton_green:hover{color:#1bf31b;background-color:#056d16}.voteButton_red{color:#fff;border:none;background-color:#f44336}.voteButton_red:hover{color:#f31b1b;background-color:#b71c1c}