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Mr.Python_34
Mr.Python_34

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CSS grid behaving differently when inheriting from another template.

#ask

base.html (Template I am inheriting from) 

<!DOCTYPE html>
<html lang="en">
    <head>
        <style>




            .banner-image {
                border-radius: 50%;
                position: absolute;
                bottom: 20px;
                left: 0px;

            }

            .banner-container {
                position: relative;
                padding-bottom: 175px;
                background-color: red;
                width: 100%;
            }

            .main-banner-text {
                position: absolute;
                width: 100%;
                text-align: center;
                top: 15px;
            }


            .login-text {
                position: absolute;
                bottom: 5px;
                right: 10px;
                line-height: 5px;

            }

            .login-btn {
                top: 0px;
            }

            .nav-button {
                position: absolute;
                top: 0px;
                left: 0px;
            }

            .cart-button {
                position: absolute;
                top: 0px;
                right: 0px;
            }




        </style>

        <meta charset="utf-8">
        <meta name="viewport" content="width=device-width, initial-scale=1">

        <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.2.1/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-iYQeCzEYFbKjA/T2uDLTpkwGzCiq6soy8tYaI1GyVh/UjpbCx/TYkiZhlZB6+fzT" crossorigin="anonymous">
        <link rel="stylesheet" href="https://www.w3schools.com/w3css/4/w3.css">

        <!-- CSS -->
        <link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Roboto:100,300,400,500&display=swap">
        <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
        <link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.7.2/css/all.css" integrity="sha384-fnmOCqbTlWIlj8LyTjo7mOUStjsKC4pOpQbqyi7RrhN7udi9RwhKkMHpvLbHG9Sr" crossorigin="anonymous">
        <link rel="stylesheet" href="assets/css/jquery.mCustomScrollbar.min.css">
        <link rel="stylesheet" href="assets/css/animate.css">
        <link rel="stylesheet" href="assets/css/style.css">
        <link rel="stylesheet" href="assets/css/media-queries.css">

        <!-- Favicon and touch icons -->
        <link rel="shortcut icon" href="assets/ico/favicon.png">
        <link rel="apple-touch-icon-precomposed" sizes="144x144" href="assets/ico/apple-touch-icon-144-precomposed.png">
        <link rel="apple-touch-icon-precomposed" sizes="114x114" href="assets/ico/apple-touch-icon-114-precomposed.png">
        <link rel="apple-touch-icon-precomposed" sizes="72x72" href="assets/ico/apple-touch-icon-72-precomposed.png">
        <link rel="apple-touch-icon-precomposed" href="assets/ico/apple-touch-icon-57-precomposed.png">
        {% load static %}
        <title>{% block title %}Base Page{% endblock %}</title>

    </head>
    <body>
        <div class="banner-container">

            <div class="nav-button">
                <div class="w3-sidebar w3-bar-block w3-border-right" style="display:none" id="mySidebar">
                    <button onclick="w3_close()" class="w3-bar-item w3-large">Close x</button>
                    <a href="/" class="w3-bar-item w3-button">Home</a>
                    <a href="/accounts"class="w3-bar-item w3-button">Accounts</a>
                </div>
                <button class="w3-button w3-xxxlarge" onclick="w3_open()">☰</button>
            </div>
            <div class="main-banner-text">
                <h1>Jumpin' Jacks Luxery Auto Shop</h1>
            </div>

                <img src="{% static 'store/base/base-pic.jpg' %}" alt="Image Not Found" style="width: 12%; height: 50%; position: absolute; bottom: 15px; left: 50px; border-radius: 50%;">

            <div class="login-text">
                {% if user.is_authenticated %}
                    <a href="/logout"><button type="button" class="btn btn-warning">Logout</button></a>
                {% else %}
                <a href="/login"><button type="button" class="btn btn-dark">Login</button></a>
                <a href="/register"><button type="button" class="btn btn-dark">Register</button></a>

                {% endif %}
            </div>


        </div>

        {% block content %}

        {% endblock %}
        <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
        <script src="https://cdn.jsdelivr.net/npm/popper.js@1.14.7/dist/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"></script>
        <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.2.1/dist/js/bootstrap.bundle.min.js" integrity="sha384-u1OknCvxWvY5kfmNBILK2hRnQC3Pr17a+RTT6rIHI7NnikvbZlHgTPOOmMi466C8" crossorigin="anonymous"></script>
         <!-- Javascript -->
        <script src="assets/js/jquery-3.3.1.min.js"></script>
        <script src="assets/js/jquery-migrate-3.0.0.min.js"></script>
        <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"></script>
        <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous"></script>
        <script src="assets/js/jquery.backstretch.min.js"></script>
        <script src="assets/js/wow.min.js"></script>
        <script src="assets/js/jquery.waypoints.min.js"></script>
        <script src="assets/js/jquery.mCustomScrollbar.concat.min.js"></script>
        <script src="assets/js/scripts.js"></script>

        <script>
            function w3_open() {
              document.getElementById("mySidebar").style.display = "block";
            }

            function w3_close() {
              document.getElementById("mySidebar").style.display = "none";
            }
        </script>
    </body>
</html>
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base.html

Image description

CSS grid works perfectly fine (all boxes are the same size and take up the full width of the screen) with no template inheritance as shown:

home.html

Image description

home.html 

<!DOCTYPE html>
<html lang="en">
    <head>

        <style>

            .homepage-container {
                padding-bottom: 100%;
                background-color: black;
                border: 5px solid blue;
            }

            .grid-container {
                display: grid;
               grid-template-columns: repeat(3, auto);
               border: 5px solid green;
               color: white;
               justify-items: center;
               text-align: center;
            }



            .header {
                border-style: solid;
                border-color: white;
                grid-column: span 3;

            }

            .second-header {
                grid-column: span 3;
                border-style: solid;
                border-color: white;

            }



            .col-1 {
                border-style: solid;
                border-color: white;

            }

            .col-2 {
                border-style: solid;
                border-color: white;
            }

            .col-3 {
                border-style: solid;
                border-color: white;
            }


        </style>

        {% load static %}
        {% block title %}Welcome{% endblock %}

    </head>
    <body>

        {% block content %}
            <div class="homepage-container">
               <div class="grid-container">
                   <div class="header">
                        <h1>Best Sellers</h1>
                   </div>
                   <div class="col-1">
                        <a href="/view/{{best_seller.name}}"><img src="{% static 'store/view/'%}{{best_seller.picture}}" alt="what the fuck" style="height: 75%; width: 100%;"></a>
                        {{best_seller.name}}
                   </div>
                   <div class="col-2">
                        <a href="/view/{{second_seller.name}}"><img src="{% static 'store/view/' %}{{second_seller.picture}}" alt="what the fuck" style="height: 75%; width: 100%;"></a>
                        {{second_seller.name}}
                   </div>
                   <div class="col-3">
                        <a href="/view/{{third_seller.name}}"><img src="{% static 'store/view/'%}{{best_seller.picture}}" alt="what the fuck" style="height: 75%; width: 100%;"></a>
                        {{third_seller.name}}
                   </div>
                   <div class="second-header">
                        <h1>More Stock ! </h1>
                   </div>
                </div>
            </div>
        {% endblock %}

    </body>
</html>
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However when I inherit from 'base.html' the grid boxes start to change sizes as shown (Only one line of code is added):

home.html

Image description

home.html

`<!DOCTYPE html>

    <style>

        .homepage-container {
            padding-bottom: 100%;
            background-color: black;
            border: 5px solid blue;
        }

        .grid-container {
            display: grid;
           grid-template-columns: repeat(3, auto);
           border: 5px solid green;
           color: white;
           justify-items: center;
           text-align: center;
        }



        .header {
            border-style: solid;
            border-color: white;
            grid-column: span 3;

        }

        .second-header {
            grid-column: span 3;
            border-style: solid;
            border-color: white;

        }



        .col-1 {
            border-style: solid;
            border-color: white;

        }

        .col-2 {
            border-style: solid;
            border-color: white;
        }

        .col-3 {
            border-style: solid;
            border-color: white;
        }


    </style>
    {% extends 'base.html' %}
    {% load static %}
    {% block title %}Welcome{% endblock %}

</head>
<body>

    {% block content %}
        <div class="homepage-container">
           <div class="grid-container">
               <div class="header">
                    <h1>Best Sellers</h1>
               </div>
               <div class="col-1">
                    <a href="/view/{{best_seller.name}}"><img src="{% static 'store/view/'%}{{best_seller.picture}}" alt="what the fuck" style="height: 75%; width: 100%;"></a>
                    {{best_seller.name}}
               </div>
               <div class="col-2">
                    <a href="/view/{{second_seller.name}}"><img src="{% static 'store/view/' %}{{second_seller.picture}}" alt="what the fuck" style="height: 75%; width: 100%;"></a>
                    {{second_seller.name}}
               </div>
               <div class="col-3">
                    <a href="/view/{{third_seller.name}}"><img src="{% static 'store/view/'%}{{best_seller.picture}}" alt="what the fuck" style="height: 75%; width: 100%;"></a>
                    {{third_seller.name}}
               </div>
               <div class="second-header">
                    <h1>More Stock ! </h1>
               </div>
            </div>
        </div>
    {% endblock %}

</body>
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`

Side note I am using Django framework.

So if anyone knows why this is happening please let me know !

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