.btn-1 {
  padding: 10px 25px;
   display: block;
  width: fit-content;
  text-align: center;
  font-size: 15px;
   border: none;
  outline: none;
  color: #fff;
  background: #111;
  cursor: pointer;
  position: relative;
  z-index: 0;
  border-radius: 10px;
}

.btn-1:before {
  content: '';
  background: linear-gradient(45deg, #ff0000, #ff7300, #fffb00, #48ff00, #00ffd5, #002bff, #7a00ff, #ff00c8, #ff0000);
  position: absolute;
  top: -2px;
  left: -2px;
  background-size: 400%;
  z-index: -1;
  filter: blur(5px);
  width: calc(100% + 4px);
  height: calc(100% + 4px);
  animation: glowing 20s linear infinite;
  opacity: 0;
  transition: opacity .3s ease-in-out;
  border-radius: 10px;
}

.btn-1:active {
  color: #000
}

.btn-1:active:after {
  background: transparent;
}

.btn-1:hover:before {
  opacity: 1;
}

.btn-1:after {
  z-index: -1;
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background: #111;
  left: 0;
  top: 0;
  border-radius: 10px;
}

@keyframes glowing {
  0% {
    background-position: 0 0;
  }

  50% {
    background-position: 400% 0;
  }

  100% {
    background-position: 0 0;
  }
}

.btn-2 {
  display: block;
  width: fit-content;
  text-align: center;
  background-color: #012f5d;
  box-shadow: #094c66 4px 4px 0px;
  border-radius: 8px;
  padding: 15px 10px;
  color: #fff;
  border: none;
  font-weight: bold;
  font-size: 15px;
  text-transform: uppercase;
  min-width: 120px;
  transition: transform 200ms, box-shadow 200ms;
}

.btn-2:active {
  transform: translateY(4px) translateX(4px);
  box-shadow: #094c66 0px 0px 0px;
}
.btn-3 {
  position: relative;
  display: block;
  width: fit-content;
  text-align: center;
  background: linear-gradient(to bottom, #1b1c3f, #4a4e91);
 
  color: white;
 
 
  font-weight: bold;
  font-size: 15px;
 
  border: none;
 
  border-radius: 30px;
 
  padding: 14px 28px;
 
  cursor: pointer;
 
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
 
  animation: button-shimmer 2s infinite;
  transition: all 0.3s ease-in-out;
 
}


.btn-3:hover {
  background: linear-gradient(to bottom, #2c2f63, #5b67b7);
  animation: button-particles 1s ease-in-out infinite;
  transform: translateY(-2px);
}


.btn-3:active {
  transform: scale(0.95);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}


@keyframes button-shimmer {
  0% {
    background-position: left top;
  }

  100% {
    background-position: right bottom;
  }
}


@keyframes button-particles {
  0% {
    background-position: left top;
  }

  100% {
    background-position: right bottom;
  }
}

.btn-4 {
  padding: 17px 40px;
  border-radius: 10px;
  border: 0;
   display: block;
  width: fit-content;
  text-align: center;
  background-color: rgb(255, 56, 86);
  letter-spacing: 1.5px;
  font-size: 15px;
  transition: all .3s ease;
  box-shadow: rgb(201, 46, 70) 0px -10px 0px 0px;
  color: hsl(0, 0%, 100%);
}

.btn-4:hover {
  box-shadow: rgb(201, 46, 70) 0px 7px 0px 0px;
}

.btn-4:active {
  background-color: rgb(255, 56, 86);

  box-shadow: rgb(201, 46, 70) 0px 0px 0px 0px;
  transform: translateY(5px);
  transition: 200ms;
}

.btn-5{
  display: block;
  padding: 10px 20px;
  font-size: 15px;
  font-weight: bold;
  text-align: center;
  text-decoration: none;
  color: #fff;
  background-color: #ff5252;
  border: 2px solid #000;
  border-radius: 10px;
  box-shadow: 5px 5px 0px #000;
  transition: all 0.3s ease;
}

.btn-5:hover {
  background-color: #fff;
  color: #ff5252;
  border: 2px solid #ff5252;
  box-shadow: 5px 5px 0px #ff5252;
}

.btn-5:active {
  background-color: #012f5d;
  color:#fff ;
  box-shadow: none;
  transform: translateY(4px);
}