* {
    box-sizing: border-box;
}

header{
    display: grid;
    grid-template-columns: repeat(3,1fr);
    text-align: center;
    padding: 1rem;
}

@keyframes slide {
    from {
        transform: translateY(500px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes spin {
    25%{
        transform: rotate(90deg);
    }

    50%{
        transform: rotate(180deg);
    }

    75%{
        transform: rotate(270deg);
    }

    100%{
        transform: rotate(360deg);
    }
}

@keyframes drotate {
    25%{
        transform: rotateY(90deg);
    }

    50%{
        transform: rotateY(180deg);
    }

    75%{
        transform: rotateY(270deg);
    }

    100%{
        transform: rotateY(360deg);
    }
}

@keyframes fadem {

    from {
        filter: blur(30px);
        opacity: 0.3;
    }

    to {
        filter: blur(0);
        opacity: 1;
    }

}

.transitions{
    animation: slide 1s linear;
}

.amp{
    animation: spin .2s linear 1s;
}

.animations{
    animation: drotate 1s linear 1.2s;
}

.bg{
    z-index: -1;
    position: absolute;
    background-size: contain;
    top: 0;
    height: 100vh;
    width: 100%;
    margin: 0;
    background:  url(../i/pande.jpg) no-repeat;
    background-size: 100vw;
    animation: fadem 3s forwards ;
}

.bg a{
    text-decoration: none;
    color: red;
    position: absolute;
    top:200px;
    left: 175px;
    transition: all 1s ease;
}

a:hover {
    transition: all 1s ease;
    transform: scale(1.2);
}



main{
    background: transparent;
    text-align: center;
}

@media screen and (min-width: 800px){
    .bg {
        background-size: 70vw;
        background-size: 100vh;
        background-position: center;
    }
    
}