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

body {
    font-family: Arial, sans-serif;
    background-color: #fff;
    color: #000;
    font-family: poppins;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    border: none !important;
}

.headings {
    text-align: center;
    padding: 20px 10px;
    /* border-bottom: 2px solid #ffffff; */
}

.headings h2 {
    font-size: 25px;
    font-weight: bold;
    margin-bottom: 8px;
}

.headings {
    max-width: 900px;
    width: 720px;
    margin: auto;
    text-align: center;
}

.headings p {
    margin: 2px 0;
    font-size: 0.9rem;
}

.main {
    padding: 40px 15px;
    font-size: 1.4rem;
    font-weight: bold;
    margin-bottom: 30px;
    background-color: #d9e2f3;
}

.main-form-sec {
    max-width: 900px;
    width: 720px;
    margin: auto;
}

.main-form-sec h3 {
    font-size: 17px;
    text-align: center;
    font-weight: 600;
    margin-bottom: 5px !important;

}

form {
    padding: 20px;
}

.form-label {
    font-weight: 600;
    font-size: 17px;
    margin: 10px 0px
}

.form-control,
.form-select {
    border: 1.5px solid #223962;
    border-radius: 2px;
    margin: 10px 0px;
    background-color: #d9e2f3;
}

.form-select:focus {
    border-color: none !important;
    outline: 0;
    box-shadow: none !important;
}

.btn-custom {
    background-color: #2f4f96;
    color: #fff;
    padding: 8px 30px;
    font-weight: 500;
}

.btn-custom:hover {
    background-color: #1f3570;
}

.logo {
    width: 183px;
}

footer p {
    text-align: center;
    font-size: 14px;
    font-weight: 600;

}


.result-container {
    max-width: 900px;
    margin: 40px auto;
    text-align: center;
}


.student-info {
    border: 1px solid #000;
}

.student-info td {
    padding: 4px 10px;
    border: 1px solid #000;
    text-align: left;
    background-color: #d9e2f3;
    font-size: 14px;
}

.student-photo {
    width: 120px;
    height: 140px;
    object-fit: cover;
    border: 1px solid #000;
}

.marks-table th,
.marks-table td {
    border: 1px solid #000;
    /*text-align: center;*/
    padding: 4px;
    background-color: #d9e2f3;
    font-size: 14px;
}

.btn-custom {
    background-color: #2f4f96;
    color: #fff;
    padding: 10px 25px;
    font-weight: 500;
}

.btn-custom:hover {
    background-color: #1f3570;
}

.note {
    font-size: 14px;
    margin-top: 10px;
    text-align: left;
}

.top-bar-btn {
    background: linear-gradient(to left, #4d4cb2 50%, #5c5bd3 50%);
    background-size: 200% 100%;
    background-position: right;
    color: #fff;
    border: none;
    /*margin-bottom: 7px;
    padding: 6px 16px;
    margin-left: 8px;
    margin-right: 8px;*/
    border-radius: 3px;
    cursor: pointer;
    font-size: 14px;
    transition: background-position 0.4s ease-in-out;
}
.top-bar-btn:hover {
    background-position: left;
}

/* Media Queries for Mobile and Tablet Screens */
@media (max-width: 768px) {
    .headings {
       width: 100%;
    margin: auto;
    text-align: center;
}
    .headings h2 {
        font-size: 1.2rem;
    }

    .headings p {
        font-size: 0.8rem;
    }

    .main-form-sec {
        margin: 10px;
        padding: 15px;
        width: 100%;
    }

    .main-form-sec h3 {
        font-size: 1.1rem;
    }
}

@media (max-width: 576px) {
    .headings .logo {
        max-width: 100px;
    }

    .headings h2 {
        font-size: 1rem;
    }

    .headings p {
        font-size: 0.75rem;
    }

    .main-form-sec {
        padding: 10px;
        width: 100%;
    }

    .main-form-sec h3 {
        font-size: 1rem;
    }

    .form-label {
        font-size: 0.85rem;
    }

    .form-control, .form-select {
        font-size: 0.85rem;
        padding: 8px;
    }

    .btn-custom {
        padding: 8px 15px;
        font-size: 0.85rem;
    }

    footer {
        font-size: 0.8rem;
        padding: 10px 5px;
    }
}