.back-to-login, .login-button {
    display: inline-block;
    background-color: #ff9900; /* Example: orange background */
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
    text-align: center;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.back-to-login:hover, .login-button:hover {
    background-color: #ff6600; /* Darker shade of orange on hover */
}

.login-button {
    border: none; /* Ensures no default button border */
}

body, html {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background: #f4f4f4;
    color: #333;
}

.container {
    width: 80%;
    margin: 0 auto;
    padding: 20px;
}

header {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 20px 0;
}

.mission, .problems, .solutions, .video-demo {
    background: #fff;
    margin: 20px 0;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

h2 {
    margin-top: 0;
}

.problems h2 {
    color: #d9534f;  /* Bootstrap’s `$brand-danger` red color */
}

.solutions h2 {
    color: #5cb85c;  /* Bootstrap’s `$brand-success` green color */
}

.video-demo h2 {
    color: #ff9900;  /* Bootstrap’s `$brand-warning` orange color */
}

.problems ul, .solutions ul, .video-demo p {
    list-style-type: none;
    padding: 0;
}

.problems li, .solutions li, .video-demo video {
    margin-bottom: 10px;
}

footer {
    text-align: center;
    padding: 10px;
    background-color: #333;
    color: white;
}

footer a {
    color: #fff;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}


.video-demo {
    background: #fff;
    margin: 20px 0;
    padding: 20px;
    text-align: center;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.video-demo video {
    width: 100%;  /* Ensures the video is responsive and stretches to the width of its container */
    max-width: 800px;  /* Increases the maximum width to allow for a larger display */
    height: auto;  /* Maintains aspect ratio */
    margin: 0 auto;  /* Centers the video horizontally */
}

.video-demo p {
    font-size: 1.1em;
    color: #666;
}



/* CHALLENGE TYPES */




.content-types {
    background: #fff;
    margin: 20px 0;
    padding: 20px;
    text-align: center;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.content-types h2 {
    color: #333;
    margin-bottom: 20px;
}

.topics {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
}

.topic {
    width: 140px;
    margin: 10px;
    text-align: center;
}

.topic img {
    width: 100px;
    height: 100px;
    border-radius: 50%; /* Makes the image circular */
    margin-bottom: 10px;
}

.topic p {
    font-size: 0.9em;
    color: #666;
}