body {
    margin: 0;
    font-size: 16px;
    font-family: Verdna, sans-serif;
    color: 333;
}

header {
    background: #408ff6;
    color: #fff;
    text-align: center;
    padding-top: 64px;
}

header h1,
header p {
    margin: 0;
}

header img {
    width: 280px;
    vertical-align: bottom;
}

.btn {
    text-decoration: none;
    background: #fff;
    color: #408ff6;
    display: block;
    width: 140px;
    line-height: 44px;
    margin: 40px auto 48px;
    font-size: 14px;
    font-weight: bold;
    border-radius: 4px;
}

.btn:hover {
    opacity: 0.9;
}

.features img {
    width: 100%;
}

.features > h1 {
    text-align: center;
    padding: 64px 0;
    font-weight: normal;
}

.features .container {
    margin: 0 32px;
}

.features p {
    line-height: 1.8;
}

.features section {
    padding-bottom: 64px;
}

.members {
    background: #f2f2f3;
}

.members > h1 {
    text-align: center;
    padding: 64px 0;
    font-weight: normal;
}

.members ul {
    list-style:none;
    text-align: center;
    margin: 0;
    padding: 0;
}

.members img {
    width: 160px;
    border-radius: 50px;
}

.members h2 {
    font-size: 20px;
}

.members li {
    padding-bottom: 64px;
}

.call-to-action {
    background: #408ff6;
    color: #fff;
    text-align: center;
    padding: 64px 0;
}

.call-to-action h1 {
    font-weight: normal;
}

.call-to-action .btn {
    margin: 0 auto;
}

footer {
    padding: 64px 0;
    background: #323135;
    color: #98969c;
    text-align: center;
}

@media (min-width: 900px) {
    header .container {
        display: flex;
        width: 800px;
        margin: 0 auto;
    }

    header .info {
        width: 60%;
    }

    header .pic {
        width: 40%;
    }

    .features .container {
        width: 800px;
        margin: 0 auto;
    }

    .features section {
        display: flex;
        justify-content: space-between;
    }

    .features section:nth-child(even) {
        flex-direction: row-reverse;
    }

    .features .pic {
        width: 50%;
    }

    .features .info {
        width: calc(50% - 32px);
    }

    .members ul {
        width: 800px;
        margin: 0 auto;
        display: flex;
        justify-content: space-between;
    }

    .members li {
        width: 250px;
    }

}