jitsi-meet/css/_welcome_page.scss

body.welcome-page {
    background: inherit;
    overflow: auto;
}

.welcome {
    background-color: $welcomePageHeaderBackground;
    display: flex;
    flex-direction: column;
    font-family: $welcomePageFontFamily;
    justify-content: space-between;
    min-height: 100vh;
    position: relative;

    .header {
        align-items: center;
        display: flex;
        flex-direction: column;
        min-height: fit-content;
        overflow: hidden;
        position: relative;
        text-align: center;

        .header-text {
            display: flex;
            flex-direction: column;
            margin-top: $watermarkHeight + 80;
            margin-bottom: 36px;
            max-width: calc(100% - 40px);
            width: 650px;
            z-index: $zindex2;
        }

        .header-text-title {
            color: $welcomePageTitleColor;
            font-size: 2.5rem;
            font-weight: 500;
            letter-spacing: 0;
            line-height: 1.18;
            margin-bottom: 16px;
        }

        .header-text-description {
            color: $welcomePageDescriptionColor;
            font-size: 1rem;
            font-weight: 400;
            line-height: 24px;
        }

        #enter_room {
            align-items: center;
            display: flex;
            max-width: calc(100% - 40px);
            margin-bottom: 20px;
            position: relative;
            width: 650px;
            z-index: $zindex2;

            .enter-room-input {
                display: inline-block;
                margin-right: 8px;
                width: 100%;
            }
        }
    }

    .welcome-page-button {
        font-size: 16px;
    }

    .welcome-watermark {
        position: absolute;
        width: 100%;
        height: 100%;
    }
}