body {
  min-height: 100vh;
  margin: 0;
  padding: 0;
  font-family: 'B Nazanin', Tahoma, Arial, sans-serif;
  background: linear-gradient(-45deg, #fbc02d, #00563B, #ffe082, #009688);
  background-size: 400% 400%;
  animation: gradientBG 12s ease infinite;
  display: flex;
  align-items: center;
  justify-content: center;

}
@keyframes gradientBG {
  0% {background-position: 0% 50%;}
  50% {background-position: 100% 50%;}
  100% {background-position: 0% 50%;}
}
.content {
  background: rgba(255,255,255,0.97);
  border-radius: 24px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.18);
  padding: 40px 32px 32px 32px;
  max-width: 350px;
  width: 100%;
  margin: 40px auto;
  text-align: center;
}
.text {
  font-size: 2.1rem;
  color: #00563B;
  font-weight: bold;
  margin-bottom: 32px;
  letter-spacing: 1px;
  font-family: 'B Nazanin', Tahoma, Arial, sans-serif;
}
form {
  width: 100%;
}
.field {
  position: relative;
  margin-bottom: 22px;
  display: flex;
  align-items: center;
  
  border-radius: 25px;
  box-shadow: inset 2px 2px 5px #BABECC, inset -5px -5px 10px #ffffff73;
  height: 50px;
  padding: 0 12px;
}
.field .fas {
  color: #fbc02d;
  font-size: 1.3rem;
  margin-left: 10px;
  margin-right: 0;
}
.field input {
  width: 100%;
  height: 100%;
  padding: 0 10px;
  border: none;
  font-size: 1.1rem;
  font-family: 'B Nazanin', Tahoma, Arial, sans-serif;
  background: transparent;
  outline: none;

}

.login-btn {
  width: 100%;
  padding: 14px 0;
  background: linear-gradient(90deg, #fbc02d 0%, #00563B 100%);
  color: #fff;
  font-size: 1.3rem;
  font-family: 'B Nazanin', Tahoma, Arial, sans-serif;
  border: none;
  border-radius: 16px;
  font-weight: bold;
  box-shadow: 0 2px 12px rgba(0,0,0,0.10);
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s, transform 0.15s;
  margin-top: 8px;
  outline: none;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.login-btn:hover, .login-btn:focus {
  background: linear-gradient(90deg, #00563B 0%, #fbc02d 100%);
  box-shadow: 0 6px 24px rgba(0,0,0,0.16);
  transform: translateY(-2px) scale(1.03);
}
.errorlist, .nonfield {
  color: #d32f2f;
  font-size: 1rem;
  margin-bottom: 10px;
  text-align: right;
  font-family: 'B Nazanin', Tahoma, Arial, sans-serif;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}
@media (max-width: 500px) {
  .content { padding: 24px 6px; }
  .text { font-size: 1.3rem; }
  .field { height: 44px; }
}

.content .text {
    font-size: 33px;
    font-weight: 600;
    margin-bottom: 35px;
    color: #595959;
}

.field:nth-child(2) {
    margin-top: 20px;
}


.logo-container {
  position: fixed;
  top: 0;
  left: 0;
  justify-content: center;
  align-items: center;
  height: 100%;
 

}