joywok-material-components/lib/dialog/style/custom.css

<h1 align="center"> Joywok Material Components </h1>

.alert-dialog-slide-close {
  position: absolute;
  top: 26px;
  right: 24px;
  cursor: pointer;
}

.alert-dialog-slide-title h1, .alert-dialog-slide-title h2, .alert-dialog-slide-title h3 {
  line-height: 72px;
}

.title-center {
  text-align: center;
  border: none !important;
}

.dialog-btn-center {
  -webkit-box-pack: center !important;
      -ms-flex-pack: center !important;
          justify-content: center !important;
}