MusicTopus/sass/modal.scss

.modal {
    bottom: 0;
    left: 0;
    right: 0;
    top: 0;
    align-items: center;
    display: none;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
    position: fixed;
    z-index: 40;

    &.is-visible {
        display: flex;
    }

    .modal-background {
        background-color: rgba(10,10,10,.86);
        bottom: 0;
        left: 0;
        position: absolute;
        right: 0;
        top: 0;
    }

    .modal-card {
        position: relative;
        width: 300px;
        margin: 0 auto;
        display: flex;
        flex-direction: column;
        max-height: calc(100vh - 40px);
        overflow: hidden;

        @include respond-to("small-up") {
            width: 560px;
        }
        @include respond-to("medium-up") {
            width: 980px;
        }
        @include respond-to("large-up") {
            width: 1200;
        }



        header,
        footer {
            align-items: center;
            background-color: #f5f5f5;
            display: flex;
            flex-shrink: 0;
            justify-content: flex-start;
            padding: 0.75rem;
            position: relative;
        }

        header {
            border-bottom: 1px solid #dbdbdb;
            border-top-left-radius: 6px;
            border-top-right-radius: 6px;
            justify-content: space-between;
            font-size: 1.5rem;

            button {
                user-select: none;
                background-color: rgba(10,10,10,.2);
                border: none;
                border-radius: 9999px;
                cursor: pointer;
                pointer-events: auto;
                display: inline-block;
                flex-grow: 0;
                flex-shrink: 0;
                font-size: 0;
                height: 20px;
                max-height: 20px;
                max-width: 20px;
                min-height: 20px;
                min-width: 20px;
                outline: none;
                position: relative;
                width: 20px;

                &::before,
                &::after {
                    background-color: #fff;
                    content: "";
                    display: block;
                    left: 50%;
                    position: absolute;
                    top: 50%;
                    transform: translateX(-50%) translateY(-50%) rotate(45deg);
                    transform-origin: center center;
                }
                &::before {
                    height: 2px;
                    width: 50%;
                }
                &::after {
                    height: 50%;
                    width: 2px;
                }
            }
        }
        section {
            background-color: #fff;
            flex-grow: 1;
            flex-shrink: 1;
            overflow: auto;
            padding: 20px;
        }
        footer {
            border-bottom-left-radius: 6px;
            border-bottom-right-radius: 6px;
            border-top: 1px solid #dbdbdb;

            .button:not(:last-child) {
                margin-right: .5em;
            }
        }
    }
}