*{
    margin: 0px;
    padding: 0px;    
}
body { font-family: Arial, sans-serif; text-align: center; }
.container1 {
    width: 90%;
    margin: auto;
    max-width: 1200px;
}
    .ct{
    display: flex;
    justify-content: space-between;
}

header {
    background: #2D336B;
    color: #fff;margin-bottom: 5px;
    /* padding-top: 15px; */
}

header h1 {
    text-align: center;
    margin-top: 15px;
    padding-bottom: 30px;
}

nav ul {
    list-style: none;
    text-align: center;
    padding-top: 20px;
    
}

nav ul li {
    display: inline;
    margin: 0 15px;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
}

nav ul li a:hover {
    color: #dcd1da;
    font-size: large;

}
.array-container>button>a{
    background: #2D336B;
    color: #fff;
    padding: 10px 20px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1rem;
    text-decoration: none;
    padding: 10px;

}
        .container { margin-top: 20px; padding: 15px;}
        .array-container { display: flex; justify-content: center; margin-top: 20px;padding: 15px; }
        .array-bar { width: 40px; margin: 2px; background-color: blue; text-align: center; color: #fff;padding: 5px; padding: 10px 0; transition: 0.3s; }
        .swapping { background-color: red !important; }
        .sorted { background-color: green !important; }
        .controls { margin-top: 20px;padding: 5px; }
        #step-description { margin-top: 20px; font-size: 18px; font-weight: bold;padding: 5px; }
        .sec { font-family: Arial, sans-serif; margin: 20px; padding: 5px;}
    #dsa-notes {
      margin: 20px auto;
      padding: 20px;
      width: 80%;
      max-width: 800px;
      border: 1px solid #ccc;
      background-color: #FFF2F2;
      text-align: left;
      border-radius: 5px;
    }
    #dsa-notes h2 { text-align: center; }
    #dsa-notes ul { list-style-type: disc; padding-left: 20px; }
    #dsa-notes li { margin-bottom: 10px; }
    footer {
        background: #2D336B;
        color: #fff;
        text-align: center;
        padding: 10px 0;
        /* margin-top: 20px; */
    }
    
    footer p {
        font-size: 1rem;
    }