@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600&display=swap');
*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}
body{
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: #8dbee1;
}
h1{
 color: rgb(255, 81, 0);
 background-color: #ffe4e4;
}
.wrapper{
  width: 500px;
  background: #fff;
  border-radius: 7px;
  padding: 20px 25px 15px;

}
p{
  font-size: bold;
  font-weight: 600;
}
header h1{
  font-size: 27px;
  font-weight: 500;
}
header p{
  font-size: 18px;
  margin-top: 5px;
}
form {
  margin:20px 0 27px;
}

form input{
  width: 100%;
  height: 60px;
  outline: none;
  font-size: 19px;
  padding: 0 17px;
  border-radius: 5px;
  border: 1px solid #b3b2b2;
}

form button{
  opacity: 0.7;
     width: 100%;
     border: none;
     outline: none;
     color: #fff;
     cursor: pointer;
     padding: 15px 0;
     font-size: 17px;
     margin-top: 20px;
     border-radius: 5px;
     background: #5adc2b;

     pointer-events: none;
}
form input:valid ~button{
  opacity: 1;
  pointer-events: auto;
}