magiccube-vue3/package/style/dropdown.less

vue3-js版组件库

@import './theme';

.mc-dropdown-panel{
    position: fixed;
    z-index: @popup-z;
    background: #fff;
    border-radius: var(--mc-float-layer-border-radius);
    box-shadow: var(--mc-float-layer-box-shadow);
    transform-origin: top;
    transition: transform 200ms;
    opacity: 0;

    &.reverse{
        transform-origin: bottom;
        &::before{
            content: '';
            bottom: -6px;
            top: unset;
            transform: rotate(-180deg);
        }

        &::after{
            content: '';
            bottom: -6px;
            top: unset;
            transform: rotate(-180deg);
        }
    }

    &.slide-down{
        transform: scaleY(1);
        opacity: 1;
    }

    &.slide-up{
        transform: scaleY(0);
        opacity: 1;
    }

    &__arrow{
        position: fixed;
        top: 0;
        left: 0;

        &::before{
            content: '';
            position: absolute;
            top: -8px;
            left: 50%;
            transform: translateX(-50%);
            border-left: 6px solid transparent;
            border-bottom: 6px solid rgba(0, 0, 0, 0.06);
            border-right: 6px solid transparent;
        }

        &::after{
            content: '';
            position: absolute;
            top: -6px;
            left: 50%;
            transform: translateX(-50%);
            border-left: 6px solid transparent;
            border-bottom: 6px solid #fff;
            border-right: 6px solid transparent;
        }
    }
}

.mc-dropdown-component{
    position: relative;
}