*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: 70%;
}

body {
    background: linear-gradient(90deg, #74b6ff 0%, #1bdcfd 50%, #45d9fc 100%);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    margin: 0;
    line-height: 2;
    display: flex;
    height: 1200px;
    width:1700px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.wrapper {
    background: #fff;
    width: 100%;
    padding: 2rem;
    box-shadow: 0 0px 2.2px rgba(0, 0, 0, 0.028), 0 0px 5.3px rgba(0, 0, 0, 0.04), 0 0px 10px rgba(0, 0, 0, 0.05);
}

h2 {
    background: #1dbcfd;
    color: white;
    letter-spacing: 0.1rem;
    padding: 1rem;
    cursor: default;
}

form,
input,
textarea,
button {
    font-family: inherit;
    font-size: initial;
}

.form-group label {
    display: block;
    margin: 2rem 0 0.5rem 0;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
    width: 100%;
    padding: 1rem 0.8rem;
    border: 1px solid rgba(0, 0, 0, 0.2);
    outline: 0;
    transition: border 0.15s;
}

.form-group input[type="text"],
.form-group input[type="email"] {
    height: 4.6rem;
}

.form-group textarea {
    resize: vertical;
}

.submit {
    background: #1dbcfd;
    color: white;
    font-weight: bold;
    margin-top: 1rem;
    padding: 1rem 1.5rem;
    border: none;
    cursor: pointer;
    transition: background 0.15s;
}

.submit:hover {
    background: rgba(173, 216, 230, 1);
    color: black;
}


.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group textarea:focus {
    border: 1px solid #1dbcfd;
}

/* responsive */

@media screen and (min-width: 576px) {
    .wrapper {
        width: 70%;
    }
}

@media screen and (min-width: 768px) {
    .wrapper {
        width: 55%;
    }
}

@media screen and (min-width: 992px) {
    .wrapper {
        width: 45%;
    }
}

@media screen and (min-width: 1200px) {
    .wrapper {
        width: 35%;
    }
}