html{

font-family: math, sans;
}

img{
width: 40vw;
height:auto;

}

header, .slide{
border: solid black 2px;
padding: 3vh 3vw;
margin: 2vw 2vh;
}

.slide {
display: flex;
flex-flow: row wrap;


}

.slide-text{

padding: 5vh 5vw;
max-width: 450px;

}