style.css

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    
}
body{
    font-family: 'Ubuntu',sans-serif;
    background-color: rgb(215, 215, 215);
}
header{
    height: 100px;
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    align-items: center;
    background-color: #333;
}
ul{
    display: flex;
    list-style: none;
    align-items: center;
}
ul li a{
    padding: 0 20px;
    color: white;
    display: inline-block;
}
li a::after{
    content: "";
    display: block;
    height: 4px;
    width: 0;
    background-color: #f5d700;
    transition: all .5s;
}
li a:hover::after{
    width: 100%;
}
button:hover{
    box-shadow: 0 8px 16px 0 rgba(0, 0, 0, 0.2), 0 12px 40px 0 rgba(0, 0, 0, 0.19);
}
hr{
    margin: 0;
    border: 0;
    height: 0;
    box-shadow: 0 0 5px 1px;
}

main{
    display: flex;
    height: calc(100vh - 100px);
    align-items: center;
    justify-content: center;
}
.hero-img{
    max-width: 670px;
    height: auto;
}
.content-left{
    width: 30%;
    transition: width 2s;
}
.content-left:hover{
    width: 35%;
}
.content-right img{
    box-shadow: 0 8px 16px 0 rgba(0, 0, 0, 0.2), 0 12px 40px 0 rgba(0, 0, 0, 0.19);
}
main h1{
    font-size: 54px;
    color: #133b4f;
}
main h2{
    font-size: 25px;
    color: #fca70c;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 8px;
}
main p{
    font-size: 14px;
    font-weight: 400;
    color: #565656;
    line-height: 31.5px;
    margin: 30px 0;
}
.cta{
    padding: 15px 30px;
    background-color: #f5d700;
    color: #404040;
    outline: none;
    border: none;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 50px;
}
.signup-btn{
    padding: 10px 20px;
    background-color: #f5d700;
    color: #404040;
    outline: none;
    border: none;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 50px;
}