.announcement-form-container {
    padding: 20px;
    max-width: 900px;
    margin: 0 auto;
}

.page-header {
    margin-bottom: 25px;
    border-bottom: 1px solid #e3e3e3;
    padding-bottom: 10px;
}

.card {
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    font-weight: 500;
    margin-bottom: 0.5rem;
    display: block;
}

.ql-container {
    min-height: 200px;
    font-size: 16px;
}

.form-check {
    margin-top: 20px;
    margin-bottom: 20px;
}

.form-buttons {
    display: flex;
    justify-content: flex-end;
    gap: 15px;
    margin-top: 30px;
}

.form-buttons .btn {
    min-width: 100px;
}

/* Quill编辑器样式重写 */
.ql-toolbar.ql-snow {
    border-top-left-radius: 4px;
    border-top-right-radius: 4px;
}

.ql-container.ql-snow {
    border-bottom-left-radius: 4px;
    border-bottom-right-radius: 4px;
}