Ghost/ghost/admin/app/styles/components/modals-new.css

:root {
    /* The named -duration and -delay variables will be lowered to near zero when using the setupPromiseModals test helper  */
    --epm-animation-backdrop-in-duration: 0.15s;
    --epm-animation-backdrop-out-duration: 0.15s;
    --epm-animation-modal-in-duration: 0.15s;
    --epm-animation-modal-out-duration: 0.15s;
    --epm-animation-backdrop-in-delay: 0s;
    --epm-animation-backdrop-out-delay: 0s;
    --epm-animation-modal-in-delay: 0s;
    --epm-animation-modal-out-delay: 0s;
    --epm-animation-backdrop-in: var(--epm-animation-backdrop-in-duration) ease
        var(--epm-animation-backdrop-in-delay) forwards epm-backdrop-in;
    --epm-animation-backdrop-out: var(--epm-animation-backdrop-out-duration)
        ease var(--epm-animation-backdrop-out-delay) forwards epm-backdrop-out;
    --epm-animation-modal-in: var(--epm-animation-modal-in-duration) ease-out
        var(--epm-animation-modal-in-delay) forwards epm-modal-in;
    --epm-animation-modal-out: var(--epm-animation-modal-out-duration) ease-out
        var(--epm-animation-modal-out-delay) forwards epm-modal-out;
    --epm-backdrop-opacity: 0.6;
    --epm-backdrop-background: #15171A;
}

@media (prefers-reduced-motion: reduce) {
    :root {
        --epm-animation-backdrop-in-duration: 0s;
        --epm-animation-backdrop-out-duration: 0s;
        --epm-animation-modal-in-duration: 0s;
        --epm-animation-modal-out-duration: 0s;
        --epm-animation-backdrop-in-delay: 0s;
        --epm-animation-backdrop-out-delay: 0s;
        --epm-animation-modal-in-delay: 0s;
        --epm-animation-modal-out-delay: 0s;
    }
}

.epm-scrolling-disabled {
    overflow: hidden;
}

.epm-backdrop,
.epm-modal-container {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
}

.epm-backdrop {
    background-color: var(--epm-backdrop-background);
    opacity: var(--epm-backdrop-opacity);
    animation: var(--epm-animation-backdrop-in);
    animation-delay: var(--epm-animation-backdrop-in-delay);
    animation-duration: var(--epm-animation-backdrop-in-duration);
    z-index: 10000;
}

.epm-backdrop.background-light {
    background-color: var(--whitegrey-l2);
}

.epm-modal-container {
    z-index: 10000;
    display: flex;
    justify-content: center;
    overflow: auto;
    align-items: unset;
}

.epm-modal-container.background-blur {
    backdrop-filter: blur(4px);
}

.epm-animating .epm-modal-container {
    overflow: unset;
}

.epm-modal {
    opacity: 0;
    animation: var(--epm-animation-modal-in);
    animation-delay: var(--epm-animation-modal-in-delay);
    animation-duration: var(--epm-animation-modal-in-duration);
    -webkit-overflow-scrolling: touch; /* momentum-based scrolling for Safari on iOS */
    pointer-events: none;
    transform: none;
}

.epm-modal * {
    pointer-events: auto;
}

@media (max-width: 900px) {
    .epm-modal:not(.fullscreen-modal-total-overlay) {
        padding: 10px;
    }
}


.epm-backdrop.epm-out {
    opacity: 1;
    animation: var(--epm-animation-backdrop-out);
    animation-delay: var(--epm-animation-backdrop-out-delay);
    animation-duration: var(--epm-animation-backdrop-out-duration);
    pointer-events: none;
}

.epm-modal.epm-out {
    opacity: 1;
    animation: var(--epm-animation-modal-out);
    animation-delay: var(--epm-animation-modal-out-delay);
    animation-duration: var(--epm-animation-modal-out-duration);
    pointer-events: none;
    transform: none;
}

@keyframes epm-backdrop-in {
    0% {
        opacity: 0;
    }
    100% {
        opacity: var(--epm-backdrop-opacity);
    }
}

@keyframes epm-backdrop-out {
    0% {
        opacity: var(--epm-backdrop-opacity);
    }
    100% {
        opacity: 0;
    }
}

@keyframes epm-modal-in {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

@keyframes epm-modal-out {
    0% {
        opacity: 1;
    }
    100% {
        opacity: 0;
    }
}


/* The modal
/* ---------------------------------------------------------- */

/* TODO: remove .epm-modal once original modals.css is removed */
.epm-modal .fullscreen-modal {
    margin: 30px auto;
}

/* Modal content
/* ---------------------------------------------------------- */

/* TODO: remove .epm-modal once original modals.css is removed */
.epm-modal .modal-content {
    position: relative;
    padding: 32px;
    background-color: #fff;
    background-clip: padding-box;
    border-radius: 3px;
    box-shadow:
        0 2.8px 2.2px rgba(0, 0, 0, 0.02),
        0 6.7px 5.3px rgba(0, 0, 0, 0.028),
        0 12.5px 10px rgba(0, 0, 0, 0.035),
        0 22.3px 17.9px rgba(0, 0, 0, 0.042),
        0 41.8px 33.4px rgba(0, 0, 0, 0.05),
        0 100px 80px rgba(0, 0, 0, 0.07)
    ;
}

.modal-content * {
    user-select: text;
}

.modal-content .close {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 9999;
    margin: 0;
    padding: 0;
    width: 16px;
    height: 16px;
    border: none;
}

.modal-content .close svg {
    fill: #808284;
    width: 16px;
    height: 16px;
}

.modal-content .close svg:hover {
    fill: var(--darkgrey);
}

.modal-header {
    position: relative;
    margin-bottom: 22px;
}

.modal-header h1 {
    display: inline-block;
    margin: -5px 25px 0 0;
    font-size: 2.2rem;
    line-height: 1.15em;
    font-weight: 600;
    letter-spacing: -0.025em;
}

.modal-header.icon-center {
    padding-top: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    min-height: 124px;
}

.modal-header.icon-center svg {
    width: 66px;
    height: 66px;
}

.modal-header.icon-center h1 {
    margin: 20px 0 8px;
    padding: 0;
}

.modal-header.icon-center .gh-loading-content {
    position: relative;
    padding: 8px 0;
    height: 62px;
}

.modal-body {
    position: relative;
}

.modal-body p {
    font-size: 1.4rem;
    line-height: 1.5em;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    margin-top: 3.2rem;
}

.modal-footer-spread {
    justify-content: space-between;
}

.modal-footer .gh-btn {
    min-width: 100px;
    text-align: center;
}

.modal-footer .gh-btn:not(:first-child) {
    margin-left: 12px;
}

.modal-footer-hint {
    font-size: 1.3rem;
    color: var(--midgrey-d2);
}

.modal-body .gh-image-uploader {
    margin: 0;
    background: var(--whitegrey-l2);
}

/* Modifiers
/* ---------------------------------------------------------- */

/* TODO: remove .epm-modal once original modals.css is removed */
.epm-modal .fullscreen-modal-wide {
    width: 100%;
    max-width: 550px;
}

.epm-modal .fullscreen-modal-action {
    margin: 6vw 0;
}

@media (max-height: 960px) {
    .epm-modal .fullscreen-modal-action {
        margin: 40px auto;
    }
}