body {
      font-family: Arial, sans-serif;
      padding: 20px;
        background-color: rgba(25, 25, 25, 0.889);
        text-align: center;
justify-content: center;
        align-items: center;
        display: flex;
        flex-direction: column;
        color: white;
    }
    #strength {
      margin-top: 10px;
      font-weight: bold;
    }
    .weak { color: red; }
    .medium { color: orange; }
    .strong { color: green; }

    .container {
height: 300px;
width:350px;
background-color: rgba(0, 0, 0, 0.589);
border-radius: 10px;
align-items: center;
justify-content: center;
margin: auto;
padding: auto;    
box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
animation: glowing 1.5s ease-in-out infinite alternate;
}

@keyframes glowing {
    0% {
        /* box-shadow: 0 0 10px rgba(0,255,255,0.7), 0 0 20px rgba(0,255,255,0.5); */
        transform: scale(1);
        }
        50% {
        transform: scale(1.05);
        }
        100% {
        transform: scale(1);
        }
    }
    
/* @keyframes glow  */

.heading_1{
    padding-top: 20px;  
    font-size: 20px;
}
    .input1{
        height: 40px;
        width: 250px;
        border-radius: 5px;
        border: none;
        padding: 0 10px;
        font-size: 16px;
        margin-top: 50px;
    }
    .pass-hide-show-btn{
        height: 40px;
        width: 40px;
        border-radius: 5px;
        border: none;
        background-color: white;
        margin-left: 10px;
        cursor: pointer;
    }