@media screen and (max-width: 600px) 
{
    .converter {
        min-width: 90%; /* Adjust the minimum width for smaller screens */
    }
}
body {
            font-family: 'Montserrat', sans-serif;
            justify-content: center;
            background-color: #F5F5F5;
            margin: 0;
        } 
        .converter {
    max-width: 1200px; 
     margin: 0 auto;
    padding: 20px;
    box-sizing: border-box;
    justify-content: center;
}


        button {
            width: 120px;
            height: 40px;
            margin: 10px;
            padding: 10px;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            font-size: 16px;
            background-color: #032e5c;
            color: white;
            transition: background-color 0.3s;
        }

        button:hover {
            background-color: #728288;
        }

        
        input[type="number"] {
            width: 190px;
            padding: 10px;
            border: 1px solid #ddd;
            border-radius: 5px;
            outline: none;
        }
        img {
    width: 30px; 
    height: 30px;
    border-radius: 50%;
    align-items: right;
    object-fit: cover;
    align-self: right;
    max-width: 100%; 
    border: 3px solid #032e5c; }
<style>
    .image-container {
        display: flex;
        align-items: center;
    }
    .image-container img {
        width: 70px;
        height: 70px;
        border-radius: 50%;
        object-fit: cover;
        margin: 7 10px; 
    }
    .arrow {
        font-size: 24px;
        margin: 0 10px; 
    }
        .row {
            display: flex;
            flex-wrap: wrap;
            gap: 50px; 
        }

        .column {
            flex-direction: column;
        }
.popup {
position: fixed;
z-index: 1;
left: 0;
top: 0;
width: 100%;
height: 100%;
overflow: auto;
background-color: rgba(0, 0, 0, 0.5);
cursor: pointer;
}

.popup-content {
background-color: #ffffff;
margin: 15% auto;
padding: 20px;
border: 1px solid #888;
width: 50%;
cursor: pointer;position: absolute;    top: 50%;    left: 50%;    transform: translate(-50%, -50%);
}

h2 {
color: #032e5c;
font-size: medium;
}

.btn {
  width: 50px; 
  height: 50px;
  background: #bcbac7;
  font-size: 15px;
  text-align: center;
  border-radius: 50%;
  cursor: pointer;
  align-items:flex;
}
        table {min-width:150px;
            max-width: 500px;}
        footer {
            color: #032e5c;
            padding: 10px 0;
            font-size: 14px;
            min-width: 150px;
            max-width: 500px;
            height: 30%;
            border-radius: 5px;
            
        }
        
         #amount-label {
        font-size: 16px;
        padding: 5px;
        border-radius: 5px;
        border-style: groove;
        display: inline-block; 
    }