* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5e6e8;
    color: #333;
    line-height: 1.6;
    min-height: 100vh;
    padding: 20px;
}

h1 {
    /* background: white; */
    color: #f02043;
    padding: 50px 40px;
    text-align: center;
    /* border: 2px solid #f0c6d0;
    border-radius: 25px; */
}

.sum {
    position: center;
    background: white;
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(216, 72, 96, 0.15);
    border: 2px solid #f0c6d0;
    max-width: 400px;
    margin: auto;
    transition: all 0.3s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

input[type="text"] {
    width: 100%;
    padding: 15px;
    font-size: 18px;
    border: 2px solid #f0c6d0;
    border-radius: 12px;
    margin-bottom: 20px;
    text-align: right;
}

.result {
    background-color: #d84860;
    color: white;
    padding: 15px;
    font-size: 18px;
    text-align: center;
    border-radius: 12px;
    margin-bottom: 20px;
}

button {
    display: inline-flex;
    margin: 7px 10px;
    padding: 20px;
    justify-content: center;
    align-items: center;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 18px;
    font-weight: bold;
    background-color: #d84860;
    color: white;
    border: none;
    border-radius: 50%;
    width: 60px;
    height: 60px;
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    border-color: #bbb;
}