/* color scheme sourced from http://khroma.co/generator/ */
:root {
    --periwinkle-gray: #aec6e0;
    --steel-blue: #538eb8;
    --bismark: #4a6a86;
}

/* Global styles */
html, body {
    background-color: var(--periwinkle-gray);
    font-family:'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}

/* Navation/Header */
h1 {
    text-align: center;
}

nav {
    display: flex;
    padding: 1rem; 
    justify-content: space-between;
    background-color: var(--steel-blue);
}

nav h1 {
    color: white;
    font-size: 30px;
}

nav ul {
    list-style-type: none;
    display: flex;
}
nav ul li {
    padding: 5px 10px;
}

nav ul li a{
    color: white;
}

/* Title */
h2 {
    font-size: 40px;
    color: black;
    text-align: center;
    padding: 0.75rem;
}

/* Shared section styles */
section {
    padding: 2.2rem;
  }

p {
    padding-left: 3%;
    font-size: 20px;
}

#about, #contact, #projects {
    min-height: 100%;
    min-width: 100%;
    padding: 1rem;
}

/* main section */
h3 {
    font-size: 28px;
    color: black;
    padding: 2%;
}

.about img {
    justify-content: flex;
    padding-left: 3%;
    margin: 10px auto;
    max-height: 200px;
}

/* footer section */
footer {
    margin: 1.5rem;
    text-align: center;
  }  

/* different sections */
.main-project img {
    justify-content: center;
    padding-left: 3%;
    margin: 10px 10px;
    max-height: 500px;
    min-height: 500px;
    min-width: 1200px;
    max-width: 1200px;
}

.projects, .main-project{
    flex: 1 0 100%;
    padding: 2%;
    transition: flex-basis 500ms linear;
    margin-bottom: 1.5rem;
    font-size: 20px;
    display: flex;
    flex-wrap: wrap;
    flex-direction: row;
    margin-left: -1.5rem;
    margin-right: -1.5rem;
}

.row {
    display: flex;
    flex-direction: row;
}

.flexbox {  
    display: flex;
    min-height: 100%;
    padding: 2rem;
    outline: 2px solid var(--bismark);
    outline-offset: -2px;
    transition: all 0.5s ease-in-out; 
    flex-direction: column;
}

 .flexbox-header {
   position: relative;
   margin: -4rem 0 1.5rem 0;
   padding: 0.5rem 1rem;
   background-color: var(--steel-blue);
   color: var(--steel-blue); 
}

/* set an outer and inner drop shadow to create a glowing effect on hover */
.flexbox:hover,
.flexbox:hover .flexbox-header {
  box-shadow: inset 0px 0px 8px var(--steel-blue), 0 0 15px var(--steel-blue);
}

/* projects section */
.projects img {
    justify-content: center;
    padding-left: 3%;
    margin: 10px 10px;
    max-height: 500px;
    max-width: 500px;
}

/* contacts section */
.contacts {
    display: flex;
    padding: 1rem; 
    justify-content: space-between;

}

.contacts ul {
    list-style-type: none;
    display: flex;
    margin: 0 auto;
}

.contacts ul li {
    font-size: 20px;
    padding: 5px 10px;
}

/* media query for tablets */
@media screen and (min-width: 768px) {
    .projects, .main-project {
      flex: 0 0 50%;
      max-width: 50%;
    }
}

    /* media query for larger screens */
@media screen and (min-width: 992px) {
    header {
      width: 75%;
    }
  
    .projects, .main-project {
      flex: 0 0 33.333%;
      max-width: 33.333%;
    }
}