body {
  background: #222;
  background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('../img/fundo1.jpg');
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center center;
  background-fill-mode: rgba(0,0,0,0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}
.container {
  background: white;
  padding: 20px 25px;
  border: 5px solid #428bca;
  width: 550px;
  height: auto;
  box-sizing: border-box;
  position: relative;
}
.col.s6 > .btn {
   width: 100%;
}
.gender-male,.gender-female {
  display: inline-block;
}
.gender-female {
  margin-left: 35px;
}
radio:required {
  border-color: red;
}
.container {
  animation: showUp 0.5s cubic-bezier(0.18, 1.3, 1, 1) forwards;
}

@keyframes showUp {
  0% {
    transform: scale(0);
  }
  100% {
    transoform: scale(1);
  }
}
.row {margin-bottom: 10px;}

.ngl {
  position: absolute;
  top: -20px;
  right: -20px;
}