estilo.css

html,
body,
.capa {
    height: 100%;
    overflow: auto;
}

body {
    background: #f1f1f1;
    font-size: 16px;
}

nav {
    margin-top: 0px;
    width: 100%;
    height: 200px;
    background: #69d2e7;
    color: white;
    text-align: center;
}

nav h1,
nav h2 {
    font-weight: 700;
    font-family: Arial, Helvetica, sans-serif;
}

.logo {
    padding-top: 10px;
    padding-bottom: 10px;
}

.body-about {
    margin-bottom: 0px;
}

.about-us {
    background: white;
    width: 65% auto;
    height: 200px;
    border-radius: 10px;
    -webkit-border-radius: 10px;
    -moz-boerder-radius: 10px;
    padding: 10px;
    margin-top: -75px;
    position: relative;
    margin-bottom: 50px;
    padding: 10px;
}

.about-us h3 {
    text-align: center;
}

.about-us div img {
    margin-top: 40px;
    margin-bottom: 35px;
}

.div-orange {
    padding: 30px, 0px, 30px, 0px;
}

.body-orange {
    background: #fa6900;
    padding-bottom: 40px;
    margin-top: 0px;
    text-align: center;
}

.about-img {}

img {
    margin: auto;
}

.medicos {
    text-align: center;
    height: 550px;
}

.medicos i {
    font-size: 100px;
    color: #6ed4ed;
    margin-top: 100px;
    margin-bottom: 25px;
}

.medicos h3 {
    font-weight: 900;
}

.medicos p {
    margin-top: 35px;
}

.sobre {
    background: linear-gradient(135deg, #fa6900 0%, #fa6900 50%, black 51%, black 100%);
    height: 550px;
    color: white;
}

.sobre h3 {
    font-weight: 900;
    margin-top: 100px;
}

.sobre h4 {
    font-weight: 600;
}

.sobre p {
    font-size: 16px;
}

.rodape {
    height: 150px;
}

.rodape i {
    font-size: 100px;
    color: #fa6900;
    margin-top: 30px;
}

.rodape h2 {
    margin-top: 50px;
}

.rodape h3 {
    font-weight: 900;
    margin-top: 50px;
}