#container {
    max-width: 350px;
    background: #F8F9FD;
    background: linear-gradient(0deg, rgb(255, 255, 255) 0%, rgb(244, 247, 251) 100%);
    border-radius: 40px;
    padding: 25px 35px;
    border: 5px solid rgb(255, 255, 255);
    box-shadow: rgba(133, 189, 215, 0.8784313725) 0px 30px 30px -20px;
    margin: 20px;
    margin-left: 33%;
    margin-top: 120px;
}

.heading {
    text-align: center;
    font-weight: 900;
    font-size: 30px;
    color: rgb(16, 137, 211);
}

form {
    margin-top: 30px;
}

form input {
    width: 87%;
    background: white;
    border: none;
    padding: 15px 20px;
    border-radius: 20px;
    margin-top: 15px;
    box-shadow: #cff0ff 0px 10px 10px -5px;
    border-inline: 2px solid transparent;
}

form input::-moz-placeholder {
    color: rgb(170, 170, 170);
}

form input::placeholder {
    color: rgb(170, 170, 170);
}

form input:focus {
    outline: none;
    border-inline: 2px solid #12B1D1;
}


form #code-button {
    display: block;
    width: 100%;
    font-weight: bold;
    background: linear-gradient(45deg, rgb(16, 137, 211) 0%, rgb(18, 177, 209) 100%);
    color: white;
    padding-block: 15px;
    margin: 20px auto;
    border-radius: 20px;
    box-shadow: rgba(133, 189, 215, 0.8784313725) 0px 20px 10px -15px;
    border: none;
    transition: all 0.2s ease-in-out;
}

form #verifyBtn{
    display: block;
    width: 100%;
    font-weight: bold;
    background: linear-gradient(45deg, rgb(182, 187, 190) 0%, rgb(152, 162, 164) 100%);
    color: white;
    padding-block: 15px;
    margin: 20px auto;
    border-radius: 20px;
    box-shadow: rgba(133, 189, 215, 0.8784313725) 0px 20px 10px -15px;
    border: none;
    transition: all 0.2s ease-in-out;
}


form #code-button:hover{
    cursor: pointer;
    transform: scale(1.03);
    box-shadow: rgba(133, 189, 215, 0.8784313725) 0px 23px 10px -20px;
}



form #code-button:active{
    transform: scale(0.95);
    box-shadow: rgba(133, 189, 215, 0.8784313725) 0px 15px 10px -10px;
}


.btn-active{
    display: block;
    width: 100%;
    font-weight: bold;
    background: linear-gradient(45deg, rgb(16, 137, 211) 0%, rgb(18, 177, 209) 100%) !important;
    color: white;
    padding-block: 15px;
    margin: 20px auto;
    border-radius: 20px;
    box-shadow: rgba(133, 189, 215, 0.8784313725) 0px 20px 10px -15px;
    border: none;
    transition: all 0.2s ease-in-out;
}
.btn-active:hover{
    cursor: pointer;
    transform: scale(1.03);
    box-shadow: rgba(133, 189, 215, 0.8784313725) 0px 23px 10px -20px;
}
.btn-active:active{
    transform: scale(0.95);
    box-shadow: rgba(133, 189, 215, 0.8784313725) 0px 15px 10px -10px;
}


/* ریسپانسیو برای موبایل */
@media screen and (max-width: 768px) {
    #container {
        max-width: 90%;
        padding: 15px;
        margin-top: 50%;
        margin-left: 5%;
    }
    .heading {
        font-size: 24px;
    }
    form input {
        padding: 12px 15px;
    }
    form #code-button, form #verifyBtn, .btn-active {
        padding-block: 12px;
    }
}

/* ریسپانسیو برای تبلت */
@media screen and (min-width: 769px) and (max-width: 1023px) {
    #container {
        max-width: 80%;
        padding: 15px;
        margin-top: 50%;
        margin-left: 8%;
    }
    .heading {
        font-size: 28px;
    }
    form input {
        padding: 14px 18px;
    }
    form #code-button, form #verifyBtn, .btn-active {
        padding-block: 14px;
    }
}


/* ریسپانسیو برای لپتاپ */
@media screen and (min-width: 1024px) {
    #container {
        max-width: 400px;
    }
    .heading {
        font-size: 32px;
    }
}