WordPress的CSS问题 _WordPress开发

嗨, 我正在研究wordpress东西, 不确定代码出了什么问题, 粘贴了代码片段。前2个部分不错, 但第3个部分位于顶部, 请参阅所附图像以供参考。任何帮助表示赞赏。

[vc_section full_width="stretch_row" parallax="content-moving" parallax_speed_bg="1" css=".vc_custom_1499842858246{padding-top: 45px !important; padding-bottom: 45px !important; background-position: center !important; background-repeat: no-repeat !important; background-size: cover !important; }"][vc_row][vc_column][vc_custom_heading text="HELP THE HOMELESS PEOPLE" font_container="tag:div|text_align:center|color:%23555555" use_theme_fonts="yes" css=".vc_custom_1500283712583{margin-top: 10px !important; }"][vc_custom_heading text="ALONE SHOP PRODUCTS" font_container="tag:h2|font_size:40px|text_align:center|line_height:45px" use_theme_fonts="yes" custom_letter_spacing="-2px" css=".vc_custom_1500275688528{margin-top: 0px !important; margin-bottom: 0px !important; }"][vc_custom_heading text="Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, " font_container="tag:p|text_align:center" use_theme_fonts="yes" css=".vc_custom_1499843029941{margin-top: 10px !important; margin-bottom: 35px !important; }"][/vc_column][/vc_row][vc_row][vc_column width="1/3"][vc_featured_box heading_text="Donation" content_text="Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam" heading_color="#222222" content_color="#444444" graphic="image" graphic_size="100" show_button="show" button_text="JOIN NOW" button_type="circle" image="291"][/vc_column][vc_column width="1/3"][vc_featured_box heading_text="Volunteers" content_text="Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam" heading_color="#222222" content_color="#444444" graphic="image" graphic_size="100" show_button="show" button_text="JOIN NOW" button_type="circle" image="291"][/vc_column][vc_column width="1/3"][vc_featured_box heading_text="Fundraising" content_text="Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam" heading_color="#222222" content_color="#444444" graphic="image" graphic_size="100" show_button="show" button_text="JOIN NOW" button_type="circle" image="291"][/vc_column][/vc_row]