body{
  background: #df2c5cb3;
  background-image: -webkit-linear-gradient(top,rgba(223,44,92,.7) 0,#532656 100%);
  background-image: linear-gradient(to bottom,rgba(223,44,92,.7) 0,#532656 100%);
  
}
.btn-danger,.bg-danger {
  background-color: #e42c5c!important;
}
.btn-danger:hover {
  background-color: #ad3562!important;
}
.mt-5, .my-5 {
  margin-top: 5rem !important;
}
.rounded-circle {
  padding: .4rem .7rem;
}
.sk-folding-cube {
    margin: 2rem auto;
    width: 40px;
    height: 40px;
    position: relative;
    -webkit-transform: rotateZ(45deg);
            transform: rotateZ(45deg);
  }
  
  .sk-folding-cube .sk-cube {
    float: left;
    width: 50%;
    height: 50%;
    position: relative;
    -webkit-transform: scale(1.1);
        -ms-transform: scale(1.1);
            transform: scale(1.1); 
  }
  .sk-folding-cube .sk-cube:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #e42c5c;
    -webkit-animation: sk-foldCubeAngle 2.4s infinite linear both;
            animation: sk-foldCubeAngle 2.4s infinite linear both;
    -webkit-transform-origin: 100% 100%;
        -ms-transform-origin: 100% 100%;
            transform-origin: 100% 100%;
  }
  .sk-folding-cube .sk-cube2 {
    -webkit-transform: scale(1.1) rotateZ(90deg);
            transform: scale(1.1) rotateZ(90deg);
  }
  .sk-folding-cube .sk-cube3 {
    -webkit-transform: scale(1.1) rotateZ(180deg);
            transform: scale(1.1) rotateZ(180deg);
  }
  .sk-folding-cube .sk-cube4 {
    -webkit-transform: scale(1.1) rotateZ(270deg);
            transform: scale(1.1) rotateZ(270deg);
  }
  .sk-folding-cube .sk-cube2:before {
    -webkit-animation-delay: 0.3s;
            animation-delay: 0.3s;
  }
  .sk-folding-cube .sk-cube3:before {
    -webkit-animation-delay: 0.6s;
            animation-delay: 0.6s; 
  }
  .sk-folding-cube .sk-cube4:before {
    -webkit-animation-delay: 0.9s;
            animation-delay: 0.9s;
  }
  @-webkit-keyframes sk-foldCubeAngle {
    0%, 10% {
      -webkit-transform: perspective(140px) rotateX(-180deg);
              transform: perspective(140px) rotateX(-180deg);
      opacity: 0; 
    } 25%, 75% {
      -webkit-transform: perspective(140px) rotateX(0deg);
              transform: perspective(140px) rotateX(0deg);
      opacity: 1; 
    } 90%, 100% {
      -webkit-transform: perspective(140px) rotateY(180deg);
              transform: perspective(140px) rotateY(180deg);
      opacity: 0; 
    } 
  }
  
  @keyframes sk-foldCubeAngle {
    0%, 10% {
      -webkit-transform: perspective(140px) rotateX(-180deg);
              transform: perspective(140px) rotateX(-180deg);
      opacity: 0; 
    } 25%, 75% {
      -webkit-transform: perspective(140px) rotateX(0deg);
              transform: perspective(140px) rotateX(0deg);
      opacity: 1; 
    } 90%, 100% {
      -webkit-transform: perspective(140px) rotateY(180deg);
              transform: perspective(140px) rotateY(180deg);
      opacity: 0; 
    }
  }