#valst{
   width: 170px;
   height: 45px;
}
#Q{
   width: 170px;
}

@media only screen and (max-width: 360px) {

   #valst{
      width: 50px;
      height: 45px;
   }
   #Q{
      width: auto;
   }

#th1{
   width:8%;
   
}
#th2{
   width:25%;
}
#th3{
   width:15%;
}
#th4{
   width:20%;
   
}

button{
   height: 40px;
   margin-top: 5%;
}

}