body {
    font-family: 'Roboto', sans-serif;
    padding: 0;
    margin: 0;
    -webkit-box-sizing: border-box;
       -moz-box-sizing: border-box;
            box-sizing: border-box;
}
.container {
    max-width: 1200px;
    margin: 40px auto;
    padding: 40px 20px;
    background-color: whitesmoke;
    justify-content: center;
}
.startrecord {
    display: block;
    padding: 10px 20px;
    border: none;
    cursor: pointer;
    background-color: rgb(108, 233, 242);
    transition-duration: 400ms;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.2);
}
.startrecord:hover {
    transform: scale(.95);
    background-color: rgb(61, 223, 235);
    box-shadow: none;
}
.resstr {
    font-size: 2em;
}
header {
    padding: 0 0 30px 0;
    font-size: 30px;
}