style.css

html {
  min-height: 100vh;
}

body {
  font-family: "Inter", sans-serif;
  font-size: 14px;
  background: linear-gradient(45deg, #ccc, #aaa);
  /* background-image: url("assets/background/bg.png");
  background-repeat: no-repeat;
  background-size: cover; */
}

* {
  margin: 0;
  font-size: 15px;
}

canvas {
  width: 100%;
  height: 100%;
  position: relative;
  z-index: 3;
}

#cont-cnv {
  height: 100%;
  position: relative;
  width: 100%;
}
#cont-cnv:after {
  content: " ";
  width: 100%;
  height: 10px;
  background: #000;
  position: absolute;
  bottom: 0px;
  left: 0px;
  display: block;
}
#cont-cnv:before {
  content: " ";
  height: 100%;
  width: 10px;
  background: #000;
  position: absolute;
  bottom: 0px;
  right: 0px;
  display: block;
}

.cnv_miror {
  height: 100%;
  left: 0;
  position: absolute;
  top: 0;
  width: 100%;
}

/* oferriding boostraps style */

.form-control:focus,
.btn:focus,
.btn:active,
.btn:active:focus {
  box-shadow: none !important;
}

.container {
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.main-cont {
  border-radius: 20px;
  overflow: hidden;
  height: 100%;
  width: 100%;
  background-color: #fff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.07), 0 4px 8px rgba(0, 0, 0, 0.07),
    0 8px 16px rgba(0, 0, 0, 0.07), 0 16px 32px rgba(0, 0, 0, 0.07), 0 32px 64px rgba(0, 0, 0, 0.07);
}

.sec-usr {
  position: relative;
  height: 100%;
  background-image: url("assets/background/bg-corner.png");
  background-repeat: no-repeat;
  background-size: 250px;
  background-position: left top;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}
.cont-bdy {
  padding: 40px;
  padding-bottom: 100px;
  width: 100%;
}

.btn-generate {
  background-color: #012e69;
  color: #fff;
}
.btn-generate:hover {
  background-color: #094b8a;
  color: #fff;
}

.sec-title {
  margin-bottom: 70px;
  font-size: 2rem;
  text-align: center;
  font-weight: 300;
}

.sec-ft {
  position: absolute;
  left: 0px;
  bottom: 0px;
  height: 50px;
  background-color: #f4f4f4;
  width: 100%;
  padding: 12px 15px;
  display: flex;
  justify-content: flex-end;
  border-top: 1px solid #ececec;
}

.control-label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
}

.btn {
  border-radius: 4px;
}
.btn-md {
  height: 40px;
  padding: 0px 20px;
  font-size: 1rem;
  font-weight: 600;
}

.btn-sm {
  line-height: 27px;
  height: 28px;
  padding: 0px 12px;
  font-size: 0.85rem;
  font-weight: 600;
}

.form-control {
  font-size: 1rem;
  height: 40px;
  border-radius: 4px;
}

@keyframes FadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

.bg-black {
  background-color: #000;
  padding: 40px;
  cursor: pointer;
}

.output-cont {
  opacity: 0;
}
.output-cont.fadein {
  opacity: 1;
}

.fadein {
  animation: FadeIn 1s ease-in-out;
}