*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    background-color: white;
    width: 100%;
}
.nav{
    width: 100vw;
    height: 15vh;
    background-color:#2E7D32;
    display: flex;
    justify-content: space-around;
}
.nav img{
    width: 10vw;
    height: 17vh;
    border-radius: 50%;
}
@media (max-width:825px) {
    .nav{
    width: 100vw;
    height: 15vh;
    background-color:#2E7D32;
    display: flex;
    justify-content: space-around;
}
    .nav img{
    width: 10vw;
    height: 17vh;
    border-radius: 50%;
}
}
.a{
    display: flex;
    align-items: center;
    padding: 0;
    gap: 0;
}
#msd{
    color: white;
}
#vk{
    color: orange;
}
.b{
    display: flex;
    gap: 40px;
    padding-top: 2vh;
    font-size: 22px;
    align-items: center;
}
.b a{
    text-decoration: none;
    color: white;
}
.b button{
    width: 170px;
    height: 40px;
    background-color: orange;
    color: white;
    font-size: 20px;
    border-radius: 12px;
}
.b button:hover, b button:active{
    transform: translateY(-5px);
}   
.nav .b a,
.nav .b button{
  flex-shrink: 0;
}
@media (max-width: 768px) {

  .nav{
    height: auto;
    flex-direction: column;
    align-items: center;
    padding: 10px 0;
  }

  .nav img{
    width: 80px;
    height: 80px;
  }

  .a{
    justify-content: center;
  }

  .b{
    flex-wrap: wrap;
    gap: 15px;
    font-size: 18px;
    padding-top: 10px;
    justify-content: center;
  }

  .b button{
    width: 140px;
    height: 38px;
    font-size: 18px;
  }

  .box{
    width: 90%;
    height: auto;
    padding: 40px 20px;
  }

  .box input{
    width: 100%;
    height: 90px;
  }

  .btn{
    padding-left: 0;
    display: flex;
    justify-content: center;
    margin-top: 20px;
  }
}

.container{
    width: 100%;          
  display: flex;
  justify-content: center;   
  align-items: center;       
}
.box{
    margin-top: 5%;
    width: 600px;
    height: 400px;
    background-color: #ffffff;
    border: 2px solid #c5bfbf;
    box-shadow: 0 4px 10px #2E7D32;
    justify-items: center;
    padding-top: 100px;
    align-items: center;
}
.box input{
    display: flex;
    gap: 2vh;
    border-top: none;
    border-left:none ;
    border-right:none ;
    padding-left: 10px;
    width: 500px;
    height: 100px;
    border-radius: 20px;
}
.btn{
    padding-left: 40%;
}
.btn button{
    width: 170px;
    height: 40px;
    background-color: orange;
    border-radius: 12px;
    font-size: 22px;
    color: white;
}
.btn button:hover, .btn button:active{
     transform: translateY(-5px);
}
#result {
  margin-top: 20px;
  font-size: 17px;
  color: #000000;
  min-height: 60px;
}
@media (max-width: 480px) {
    .box input{
    display: flex;
    gap: 2vh;
    border-top: none;
    border-left:none ;
    border-right:none ;
    padding-left: 10px;
    width: 400px;
    height: 100px;
    border-radius: 20px;
}
.btn{
    padding-left: 10%;
}
.btn button{
    width: 170px;
    height: 40px;
    background-color: orange;
    border-radius: 12px;
    font-size: 22px;
    color: white;
}
.btn button:hover, .btn button:active{
     transform: translateY(-5px);
}
}
#result {
  margin-top: 15px;   
  padding: 10px;
  font-size: 16px;
  background-color: #f2f2f2;
  border: 1px solid #ccc;
  border-radius: 4px;
}
#result h6{
  font-weight: 400;

}