jitsi_app_c0/css/_premeeting-screens.scss

/**
 * Shared style for full screen local track based dialogs/modals.
 */
 .premeeting-screen,
  .preview-overlay {
     position: absolute;
     left: 0;
     right: 0;
     top: 0;
     bottom: 0;
  }

 .premeeting-screen {
    align-items: stretch;
    background: radial-gradient(50% 50% at 50% 50%, #5D95C7 0%, #376288 100%), #FFFFFF;
    display: flex;
    flex-direction: column;
    font-size: 1.3em;
    z-index: $toolbarZ + 1;

    .action-btn {
        border-radius: 3px;
        color: #fff;
        cursor: pointer;
        display: inline-block;
        font-size: 15px;
        line-height: 24px;
        margin-top: 16px;
        padding: 7px 16px;
        position: relative;
        text-align: center;
        width: 286px;

        &.primary {
            background: #0376DA;
            border: 1px solid #0376DA;
        }

        &.secondary {
            background: transparent;
            border: 1px solid #5E6D7A;
        }

        &.text {
            width: auto;
            font-size: 13px;
            margin: 0;
            padding: 0;
        }

        &.disabled {
            background: #5E6D7A;
            border: 1px solid #5E6D7A;
            color: #AFB6BC;
            cursor: initial;

            .icon {
                & > svg {
                    fill: #AFB6BC;
                }
            }

            .options {
                border-left: 1px solid #AFB6BC;
            }
        }

        .options {
            align-items: center;
            border-left: 1px solid #fff;
            display: flex;
            height: 100%;
            justify-content: center;
            position: absolute;
            right: 0;
            top: 0;
            width: 40px;
        }
    }

    .preview-overlay {
        background-image: linear-gradient(transparent, black);
        z-index: $toolbarZ + 1;
    }

    .content {
        align-items: center;
        display: flex;
        flex: 1;
        flex-direction: column;
        justify-content: flex-end;
        z-index: $toolbarZ + 2;

        .title {
            color: #fff;
            font-size: 24px;
            line-height: 32px;
            margin-bottom: 16px;
        }

        .copy-meeting {
            align-items: center;
            cursor: pointer;
            color: #fff;
            display: flex;
            flex-direction: row;
            font-size: 15px;
            font-weight: 300;
            justify-content: center;
            line-height: 24px;
            margin-bottom: 16px;

            .url {
                display: flex;
                padding: 8px 10px;

                &:hover {
                    background: #1C2025;
                    border-radius: 4px;
                }

                &.done {
                    background: #31B76A;
                }

                .jitsi-icon {
                    margin-left: 10px;
                }
            }

            .copy-meeting-text {
                width: 266px;
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
            }

            &:hover {
                align-self: stretch;
            }

            textarea {
                border-width: 0;
                height: 0;
                opacity: 0;
                padding: 0;
                width: 0;
            }
        }

        input.field {
            background-color: transparent;
            border: 1px solid transparent;
            color: white;
            outline-width: 0;
            padding: 8px 0;
            text-align: center;
            width: 100%;

            &.focused {
                border-bottom: 1px solid white;
            }

            &.error::placeholder {
                color: $defaultWarningColor;
            }
        }
    }

    .media-btn-container {
        display: flex;
        justify-content: center;
        margin: 32px 0;
        width: 100%;

        &> div {
            margin: 0 12px;
        }

        .settings-button-small-icon {
            right: -8px;

            &--hovered {
                right: -10px;
            }
        }
    }
}

#preview {
    height: 100%;
    position: absolute;
    width: 100%;

    &.no-video {
        background: radial-gradient(50% 50% at 50% 50%, #5B6F80 0%, #365067 100%), #FFFFFF;
        text-align: center;
    }

    .preview-avatar-container {
        width: 100%;
        height: 80%;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .avatar {
        background: #A4B8D1;
    }

    video {
        height: 100%;
        object-fit: cover;
        position: absolute;
        width: 100%;
    }
}

@mixin flex-centered() {
    align-items: center;
    display: flex;
    justify-content: center;
}

@mixin icon-container($bg, $fill) {
    .toggle-button-icon-container {
        background: $bg;

        svg {
            fill: $fill
        }
    }
}

.toggle-button {
    border-radius: 3px;
    cursor: pointer;
    color: #fff;
    font-size: 13px;
    height: 40px;
    margin: 0 auto;
    width: 320px;

    @include flex-centered();

    svg {
        fill: transparent;
    }

    &:hover {
        background: #1C2025;

        @include icon-container(#A4B8D1, #1C2025);
    }

    &-container {
        position: relative;

        @include flex-centered();
    }

    &-icon-container {
        border-radius: 50%;
        left: -22px;
        padding: 2px;
        position: absolute;
    }

    &--toggled {
        background: #75757A;

        &:hover {
            background: #75757A;

            @include icon-container(#A4B8D1, #75757A);
        }

        @include icon-container(#A4B8D1, #75757A);
    }
}