* {
    font-family: "Oswald", sans-serif;
    padding: 0px;
    margin: 0px;
    box-sizing: border-box;
    color:#5d5d7d;
    font-weight: 400;
}

body {
    height: 100vh;
    width: 90vh;
}

.background {    
    display: inline-block;
    width: 50%;
    background-color: rgba(93,93,125,0.16);
    height: 100vh;
    position: absolute;
    left: 675px;
    top: 0%;
    height: 100%;
}

header {      /*container-left*/
    font-size: 36px;
    position: relative;
    left: 680px;
    width: 490px;
}

section {    /*container-right*/
    display: inline-block;
    margin-top: 10%;
    padding-left: 150px;
    width: 60%;
}

.smart {
    position: absolute;
    top: 150px;
    left: 760px;
    height: 410px;
}

h1 {
    font-size: 70px;
    line-height: 85px; 
    width: 368px;
}

p {
    font-size: 30px;
    line-height: 35px;
    opacity: 0.6;
    margin: 3px 0;
    width: 401px;
}

.button-main {
    width: 200px;
    height: 42px;
    background: #8a77f5;
    font-size: 25px;
    text-align: center;
    color:white;
    line-height: 36px;
    box-shadow: 0px 10px 24px rgba(148, 153, 234, 0.0979959);
    border-radius: 40px;
    border: none;
    cursor: pointer;
}

.button-main:hover {
    opacity: 0.9;
}

.button-main:active {
    opacity: 0.4;
}

a {
    font-size: 25px;
    line-height: 41px;
    margin-right: 31px;
    cursor: pointer;
    margin-left: 30px;
}

a:hover {
    opacity: 0.4;
}

a:active {
    opacity: 0.8;
}