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

body {
    width: 100%;
    max-width: 750px;
    margin: 0 auto;
}

a {
    text-decoration: none;
    color: #000;
    outline: none;
    cursor: pointer;
    -webkit-tap-highlight-color: rgba(255, 0, 0, 0);
}

a:active,
a:hover {
    color: #3a86ff;
}


.btn {
    padding: 15px 40px;
    border-radius: 30px;
    font-size: 18px;
    font-weight: bold;
}

@media (max-width: 768px) {
    body {
        max-width: 100%;
    }
}