html {
    font-size: 16px;
    font-weight: 100;
}
body {
    background: rgb(18 23 40);
}
.logocont {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    height:12.7vw;
    width: 25vw;
    background: url(../images/bromus.png) rgba(17, 17, 17, 0) no-repeat fixed;
    background-size: contain;
    background-position: center center;
    transition: ease-in-out 0.5s;
}
.logocont:hover{
    background: url(../images/mail2.png) rgba(17, 17, 17, 0) no-repeat fixed;
    background-size: contain;
    background-position: center center;
}

@media only screen and (max-width: 720px) {
    .logocont {
        height:38.125vw;
        width: 75vw;

    }    


}