espocrm-base/frontend/less/espo/elements/modal.less

.modal-header.fixed-height {
    height: 43px;
    max-height: 43px;
    overflow: hidden;

    .modal-title {
        width: ~"calc(100% - 20px)";
        > .modal-title-text {
            max-width: 100%;
            overflow: hidden;
            white-space: nowrap;
            display: inline-block;
        }

        &.overlapped {
            > .modal-title-text {
                &:before {
                    content: " ";
                    position: absolute;
                    right: 34px;
                    background: linear-gradient(to right, transparent, @modal-header-bg);
                    height: 30px;
                    width: 60px;
                }
            }
        }
    }
}

.modal-header a {
    color: @text-color;
}

.modal-container.overlaid .modal-content {
    .box-shadow(none);
}

.modal-header {
    background-color: @modal-header-bg;
}

.modal-header {
    padding: @modal-title-padding @panel-padding;
    border-bottom: 0 solid @modal-header-border-color;
    min-height: (@modal-title-padding + @modal-title-line-height);
}

.modal-header .close {
    font-size: 31px;
    font-weight: normal;
    margin-top: -4px;
    max-height: @font-size-h3;
    > span {
        position: relative;
        max-height: @font-size-h3;
        height: @font-size-h3;
        display: inline-block;
    }
    opacity: 0.4;
}

.modal-header .collapse-button {
    opacity: 0.4;
    float: right;
    padding-right: 17px;
    padding-left: 17px;
    top: 3px;
    position: relative;
    color: var(--gray-soft);

    &:hover,
    &:focus {
        color: var(--gray-soft);
        opacity: 0.8;
    }
}

.modal-footer {
    margin-top: @modal-title-padding;
    padding: @panel-padding @panel-padding @panel-padding;
    background-color: @modal-footer-bg;
}

.modal-footer > .main-btn-group {
    float: right;
}

.modal-footer > .additional-btn-group {
    float: left;
}

.modal-dialog > .modal-content {
    background-clip: border-box;
    border-color: @default-border-color;
    border-width: 0;
}

.modal-footer {
    margin-top: 0;
}

.modal-header {
    padding-top: 8px;
    padding-bottom: 8px;
}

.modal-footer > .main-btn-group {
    float: left;
}

.modal-footer > .additional-btn-group {
    float: right;
}

.dialog-confirm .modal-footer > .main-btn-group {
    float: right;
}

.dialog-confirm .modal-footer > .additional-btn-group {
    float: left;
}

.modal-footer {
    padding-top: @modal-title-padding;
    padding-bottom: @modal-title-padding;
}

@media (min-width: @screen-sm-min) {
    .modal-dialog {
        margin: 0 0 0 auto;
    }
    .modal-content .note-editor > .modal > .modal-dialog {
        margin: 0 0 0 -@container-padding;
    }

    .dialog-confirm > .modal-dialog {
        margin: 0 auto;
    }
}

@media (max-width: @screen-sm-min) {
    .modal-dialog {
        margin: 0 0 0 0;
    }
}

.modal-dialog .modal-body .list-buttons-container .sticked-bar {
    top: 94px !important;
    width: 100% !important;
    right: 0 !important;
    left: unset;
    padding-top: 0;
    padding-left: @container-padding - 1px;
}

@media screen and (max-width: (@screen-sm-min - 1px)) {
    .modal-dialog {
        margin: 0 0;
    }
    .modal-dialog .image-container {
        margin-left: -@panel-padding;
        margin-right: -@panel-padding;
    }
}

.dialog-confirm > .modal-dialog > .modal-content {
    text-align: center;
}

@media screen and (min-width: @screen-sm-min) {
    .modal-dialog {
        width: 740px;
    }
}

@media screen and (min-width: @screen-md-min) {
    .modal-dialog,
    .dialog-centered {
        width: 900px;
    }
    .dialog-confirm > .modal-dialog,
    .dialog-centered > .modal-dialog {
        width: 550px;
    }
}

.modal-body > .no-side-margin {
    margin-left: -@panel-padding;
    margin-right: -@panel-padding;
}

.modal.in .modal.in {
    overflow: visible !important;
    overflow-y: visible !important;
}