html, body {
    height: 100%;
}

.container {
    height: 100%;
    min-height: 100%;
}

#toque_na_tela {
    margin-top: 40vh;
    width: 100%;
}



    .blink {
      animation: blinker 4s step-start infinite;
      color:red;
    }

    @keyframes blinker {
      30% {
        opacity: 0;
      }
    }
    #videocallmodal {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background-color: rgba(0,0,0,0.5);
      z-index: 9999;
    }

    #videocalmodal-content {
      position: absolute;
      top: 38%;
      left: 50%;
      transform: translate(-50%, -50%);
      background-color: #fff;
      padding: 20px;
      width: 70%;
      height: 70%;
    }

    #videocaliframe {
      width: 100%;
      height: 100%;
    }