.projectbutton {

    display: flex;
    text-decoration: none;
    text-decoration-line: none;
    
    border-radius: 0.15em;
    border-style:ridge;
    border-color:#CCCCCC;
    border-width:5px;
    background-color: #CCCCCC;
    margin: 0.25em;
    padding: 1em;
    font-size: 2.5em;
    min-width: 240px;
    width: 25vw;
    min-height:3em;
    color: black;
    align-items: center;
    justify-content: center;
    text-align: center;

    background-position: center;
    background-size:100%;
    filter: brightness(100%);
    transition: filter 0.15s ease-out, transform 0.15s ease-out;
    
}

.projectbutton:hover {
    transition: filter 0.15s ease-out, transform 0.15s ease-out;
    filter: brightness(120%);
    transform: scale(1.05, 1.05);
}

.projectbutton a {
    color:black;
}

a.sourcelink {
    color:blue;
}

@media only screen and ((max-width: 791px) or (max-width:5in)){
    .projectbutton {
        font-size: 2em;
        min-height:4em;
        width: 80vw;
    }
  }

/* project-specific styles */
#wheel {
    background-image: url(../images/projects/wheel.png); 
    color: white;
}

#inherpoly {
    background-image: url(../images/projects/inherpoly2.png);
}

#rs2009 {
    background-image: url(../images/projects/rs2009.png)
}