page, block, view, scroll-view, swiper, movable-view, icon, text, progress, button, checkbox, form, input, label, picker, picker-view, radio, slider, switch, textarea, navigator, audio, image, video, map, canvas, contact-button, cover-image, cover-view{box-sizing:border-box}.text-center{text-align:center}.font-weight{font-weight:700}.page-width{width:100%}.background-image{background-repeat:no-repeat;background-size:100% 100%;background-position:50%}page{font-size:32rpx;background:#f7f7f7}.page-width{width:100%}image:host{width:750rpx}