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

main {
    width: 100%;
}

.sub-main {
    width: 100%;
    height: 70vh;
    background: url(https://images01.nicepagecdn.com/c461c07a441a5d220e8feb1a/438f25f11b0d5f86865ee746/ggg-min1.jpg);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    position: relative;
    z-index: 0;
}
.sub-main::before{
    content: "";
    width: 100%;
    height: 100%;
    background-color: black;
    position: absolute;
    opacity: 0.5;
    z-index: -1;
}

h1{
    padding-top: 100px;
    text-align: center;
    color: white;
    font-size: 80px;
}
.cards{
    width: 80%;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
    position: absolute;
    left: 10%;
    top: 60%;
}

.card{
    width: 264px;
    height: 363px;
    background-color: white;
    border-radius: 15px;
    padding: 30px;
}
img{
    width: 77px;
    height: 77px;
    margin-left: 70px;
}
h3{
    text-align: center;
    margin: 15px 0;
}
p{
    text-align: center;
    font-style: italic;
    line-height: 25px;
}
a{
    text-align: center;
    color: grey;
    font-size: 20px;
    display: block;
    margin-top: 10px;
}
.section2{
    width: 100%;
    height: 300px;
    background-color: #e5e5e5;
    display: flex;
    justify-content: center;
    align-items: flex-end;
}
.section2 p{
    padding-bottom: 40px;
}
.section2 p a{
    color: black;
    display: inline;
    font-size: 16px;
}

footer{
width: 100%;
height: 100px;
background-color: #333;
}
.end-section p{
    padding-top: 30px;
    color: white;
}