body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    background-color: #e0f7fa;
    font-family: Arial, sans-serif;
}
.container {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 250px;
    border: 2px solid #80deea;
    border-radius: 15px;
    background-color: #ffffff;
    box-shadow: 0 4px 12px rgba(0, 151, 167, 0.2);
    padding: 20px;
    height: 300px;
    justify-content: space-between;
}
.title {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100px;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 20px;
    color: #00838f;
    text-align: center;
    text-shadow: 1px 1px 2px rgba(0, 131, 143, 0.1);
}

.button {
    background-color: #00acc1;
    border: 1px solid #006064;
    color: white;
    padding: 20px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 32px;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 8px #00838f;
    transition: all 0.2s ease;
}
.button:active {
    background-color: #00838f;
    box-shadow: 0 1px #006064;
    transform: translateY(6px);
}