*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}


.pscalculator-container{
  max-width:650px;
  margin:40px auto;
  background:#fff;
  padding:30px;
  border-radius:10px;
  box-shadow:0 4px 15px rgba(0,0,0,0.08);
  margin:40px auto
}

.pscalculator-container h1{
  text-align:center;
  margin-bottom:25px;
}

.psform{
  display:flex;
  flex-wrap:wrap;
  gap:20px;
}

.psform > div{
  flex:1 1 280px;
  display:flex;
  flex-direction:column;
}

.psform label{
  font-weight:600;
  margin-bottom:6px;
}

.psform input{
  padding:10px;
  border-radius:6px;
  border:1px solid #ccc;
  font-size:15px;
}

.pscalculate-btn{
  margin:30px auto 10px;
  display:block;
  padding:14px 25px;
  font-size:16px;
  background:#1e88e5;
  color:#fff;
  border:none;
  border-radius:6px;
  cursor:pointer;
  transition:0.3s;
}

.pscalculate-btn:hover{
  background:#1565c0;
}

.psresults-container{
  margin-top:30px;
  background:#f1f3f6;
  padding:25px;
  border-radius:8px;
}

.psresults-container div{
  margin-bottom:12px;
  font-size:16px;
}

.pshighlight{
  font-size:20px;
  font-weight:700;
  color:#1e88e5;
}

@media(max-width:768px){
  .psform > div{
    flex:1 1 100%;
  }
  
  .pscalculator-container{
  max-width:95%;
  width:95%;
  
  margin:20px auto
}
.pscalculator-container h1 {
    font-size: 24px;
}  
  
}