body{
    background-color: gainsboro;
}
:root{
    --primary-color: white;
    --secondary-color:black;
    --third-color: #c0c0c0;
}
#signupForm{
    background-color: var(--primary-color);
    padding: 30px;
    border-radius: 10px;
   text-align: center !important;
}
#signupForm input{
    border: none;
    border-bottom: 1px solid var(--third-color) !important;
    outline: none !important;
    border-radius: 0px !important;
    width: 90%;
    margin-left: auto;
    margin-right: auto;
    margin-top: 12px !important;
}
#signupForm input:focus{
  border-bottom: 1px solid skyblue !important;
  box-shadow: 0 2px 4px -2px rgb(184, 235, 255, 0.2) !important;
}
.btn-primary{
    width: 90%;
    padding: 10px;
    border-radius: 25px;
    margin-left: auto;
    margin-right: auto;
}