/* RESET BROWSER CSS  */
body{font-weight: 400;font-size: 16px; font-family: 'Roboto', sans-serif; }
button{font-family: 'Roboto', sans-serif;}
html,
body,
div,
span{
    margin: 0;
    padding: 0;
    border: 0;  
    vertical-align: baseline; 
    
}


.hide {
    display: none;
}

.show {
    display: block;
}

.lesson-container {
    margin: 1rem;
    font-size: 0.9rem;
}

#lesson-title {
    font-size: 1rem;
    font-weight: 600;    
}
.lesson-title-bar{
    font-size: 0.7rem;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    justify-items: center;
}

.need-to-know{
    font-size: 0.9rem;
    border: 1px solid black;
    margin: 1rem;
    padding: 1rem;
    font-weight: 500;
}
.lesson-rules {
    border: 1px solid red;
    margin: 1rem;
    padding: 1rem;
}
.lesson-examples {
    border: 1px solid blue;
    margin: 1rem;
    padding: 1rem;
}

ul {
    padding-left: 1rem;
    margin-left: 1rem;
}
ul,li{overflow-wrap: break-word;}
#ul-need-to-know{
    list-style: square;
    font-size: 0.7rem;
    padding: 0.7rem 0 0 0;
    margin:0;
}
.convention{
    border: 1px solid black;
    margin:1rem;
    padding:1rem;
}
.fraction-line{
    display: inline-grid;
    align-items: center;
    grid-template-columns: auto auto;

}
/* ------------------------------------home bar------------------------------------------------- */
.home-bar{
    height: 2rem;
    display: grid;
    grid-template-columns: 5fr 5fr 1fr 1fr ;
    align-items: center;
    background-color: white;
    border: 1px solid black;
    
}
.back{
    margin-right: 1rem;
}
.menu{
    margin-left: 1rem;
}
/* ------------------------------------------------------------------------------------- */