* {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
        font-family: Arial, Helvetica, sans-serif;
    }

    body {
        min-height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
        background: #ffffff;
        color: #111827;
        padding: 20px;
    }

    .container {
        width: 100%;
        max-width: 420px;
        text-align: center;
    }

    .logo {
        font-size: 42px;
        font-weight: 700;
        letter-spacing: -1px;
    }

    .logo span {
        color: #2563eb;
    }
h1 {
    font-size: 22px;
    line-height: 1.2;
    font-weight: 700;
    margin-bottom: 20px;
}

    p {
        font-size: clamp(16px, 2vw, 19px);
        line-height: 1.7;
        color: #6b7280;
        max-width: 600px;
        margin: 0 auto 14px;
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: #2563eb;
        color: white;
        text-decoration: none;
        padding: 15px 40px;
        border-radius: 8px;
        font-size: 17px;
        font-weight: 600;
        transition: 0.3s ease;
    }

    .btn:hover {
        background: #1d4ed8;
        transform: translateY(-2px);
    }

    @media(max-width:600px) {

        .logo {
            font-size: 34px;
            margin-bottom: 25px;
        }

        h1 {
            font-size: 32px;
        }

        p {
            font-size: 16px;
            margin-bottom: 30px;
        }

        .btn {
            width: 100%;
            max-width: 300px;
        }
    }
img.fsdddf {
    width: 90px;
}
.flash {
   -webkit-animation-name:flash;
   -webkit-animation-duration:1s;
   -webkit-animation-iteration-count:infinite;
   -webkit-animation-timing-function:ease-in-out;
   -webkit-animation-direction:alternate;
}

@-webkit-keyframes flash  {
   from {
      color:red;
   }
   
   to {
      color:black;
   }

}