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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">9 U+ p6 G# C. C! D8 P4 I2 H# W
- Label for your tooltip l; p: B$ M) ^8 i" t
- </span>
复制代码CSS代码: - .tooltip-toggle {
4 g- S+ F5 r% W- s1 z2 b1 [" d - cursor: pointer;; G8 o+ v, B6 k" k" b
- position: relative;
% Y; d! T2 f2 J/ Q6 y( q% Z - }
; m& K3 o8 R$ E& { - .tooltip-toggle svg {
' M% c% x1 I8 Z9 [) w - height: 18px;
- G2 C0 k' T* G - width: 18px;8 z& G# S) H& b& ~; {5 Y, B; V
- padding-right: 0.5rem;
/ v: J* i. q, X, V2 R3 Z, Q- y4 o - }
: x+ o3 Q5 H' ~2 r0 a7 b6 k - .tooltip-toggle::before {
- {4 W5 U+ K! ?1 C: x - position: absolute;2 n: v5 d" s ~
- top: -80px;% }6 J; h9 ^1 C" {7 ~ o8 \
- left: -80px;& \9 o- {+ X8 f+ b
- background-color: #2B222A;9 Y5 A# p+ r: v X9 f, J* `
- border-radius: 5px;8 K& @0 h* d* Q& k) l. m
- color: #fff;
# Y7 ~3 R3 L1 I% v" `* t& \1 @5 j - content: attr(data-tooltip);. \& m* D* Y' V4 b( ? J) L. k
- padding: 1rem;# k7 Z1 I! L" I) Q9 o6 W
- text-transform: none;
3 X+ t, C; v' f9 z8 @ - -webkit-transition: all 0.5s ease;9 f! O8 b' Q- J6 t) u T
- transition: all 0.5s ease;
, S5 ?4 X7 y% p! T" M6 E - width: 160px;
1 p: g) m9 o2 R) w - }
# N. l& L% K$ I9 p6 X4 b q - .tooltip-toggle::after {" @0 C- l: g. n% e
- position: absolute;- d) ?* I; |" e3 y) c* Z
- top: -12px;- ?; U1 a8 ?+ ~- ]6 F& ]
- left: 9px;7 q9 G' g; Q- N2 G6 |
- border-left: 5px solid transparent;
4 h1 w, ?6 W+ I* f2 s% M1 D - border-right: 5px solid transparent;
8 \9 V1 [0 \: s1 I, y9 Y - border-top: 5px solid #2B222A;
8 [% {: a3 H) U! w - content: " ";
/ N7 I4 D" d9 Z& Z$ E - font-size: 0;
* i9 L: g5 l+ @0 T: h2 G - line-height: 0;# @: }# {0 G0 J& e
- margin-left: -5px;0 s; s4 n- ]6 T! k
- width: 0;
& ]/ i5 a! [' [ - }
' @8 m" v" }2 x t% W( E! D - .tooltip-toggle::before, .tooltip-toggle::after {; G' M- d& K r0 k# w
- color: #efefef;
' v1 U& q- C! |! M - font-family: monospace;9 M0 r+ r+ g% V2 q
- font-size: 16px;0 t" @& q% u6 A( R* Y
- opacity: 0;
7 N0 a3 x$ [. T$ V" y" T - pointer-events: none;
3 k" a9 |- f7 A+ j% t8 W - text-align: center;
& u* `% ]% |& L4 m/ x - }
; r4 H! r V3 D$ G9 ` - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
; |, Z- f3 t2 c1 ?+ f - opacity: 1;
: Y9 m+ k y M1 C: N - -webkit-transition: all 0.75s ease;
2 B" @# v( |4 k. i( \ - transition: all 0.75s ease;
) w9 y& L8 o6 ?# x: a( Q# H: { - }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">
' W( Q" x* N4 p6 s1 B& s - <ul class="nav-items">
/ j" r8 V C! O# L C" L - <!-- Navigation -->6 |2 `* D5 W2 R& r- Y8 B# a4 O5 P
- <li class="nav-item"><a href="#">Home</a></li>
$ L' p4 p% p2 b) j' l - <li class="nav-item"><a href="#">About</a></li>
9 ]1 K5 o% {* X) } - <li class="nav-item"><a href="#">Contact</a></li>
0 P) d9 R8 F7 v+ M - <!-- Dropdown menu -->+ O: I+ q$ L% X8 Q
- <li class="nav-item nav-item-dropdown">
. m( x; R) }* D - <a class="dropdown-trigger" href="#">Settings</a>
! q' w2 }7 l* U) D( E+ |0 E6 ^/ K5 J - <ul class="dropdown-menu">: @' c$ \) Q! a0 I
- <li class="dropdown-menu-item">- [1 K; M: h7 X6 L9 i \
- <a href="#">Dropdown Item 1</a>
( r* D, N, s: x) x$ ~) l* f - </li>7 P9 d+ p4 B4 a! N
- <li class="dropdown-menu-item">
5 Q; @9 h* [1 n: e - <a href="#">Dropdown Item 2</a>
7 R( G2 U% O3 \5 U. H( n) f - </li>: Z. k1 ]; Q3 Q; P, x+ b! f
- <li class="dropdown-menu-item"># F4 B3 W; k8 W1 z4 X5 S
- <a href="#">Dropdown Item 3</a>1 p: ]# {7 m) {, }# q
- </li>
; I+ l7 O! r3 X" J _7 ?7 C4 Q3 T - </ul>
, u1 b) P N/ @# b* Q) p, h - </li>
" b/ R9 n3 ?6 ?. b - </ul># Z' h' E, r7 q
- </div>
复制代码对应的CSS代码如下: - .nav-container {
* N+ {( H" V. V& M" { - background-color: #fff;
. C t- x* x- M! w - border-radius: 4px;( Z/ G' w" ^% W. ^
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 D% U @8 k$ ?: S8 h3 h
- padding: 1em;
) T9 q1 v$ Z: U# e3 [; c - border: 1px solid #eee;+ x* [' N7 C$ b. v: C) ^
- display: block;% x/ b$ u" P, g
- max-width: 400px;- k ?8 m6 S# r# b% E% Q& {
- margin: 0 auto;
0 o5 J" s2 s' W+ e7 v - text-align: center;/ ^4 W5 G9 |' K0 A+ y
- }
/ D1 B( ~( k, R5 i4 S3 {8 h# F' ] - ul,
7 W: t, O1 A: ~& w$ p/ ?3 s - li {( | j. }: m- I t
- list-style: none;
; n# G2 k: v6 a5 k" [3 @1 ~7 W - -webkit-padding-start: 0;
% }6 c' y8 w# W - }
) N6 \( j! b) J" ?3 X - a {
4 q; h$ F8 i( z6 Z - text-decoration: none;% Z- N0 S; d @( z- W
- color: #ED3E44;
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- .nav-item {
% V- s! `7 Z. S$ j - padding: 1em;8 o, ]% Z* v# L+ A/ b. C3 F
- display: inline;
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) N$ A. r' ~7 b! ^; y- |2 J y - .nav-item-dropdown {6 d, n* e, Q& Q* b1 P" x* \2 F
- position: relative;
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* c; P1 e! e1 ?3 t8 @3 b) i8 `( X. z - .nav-item-dropdown:hover > .dropdown-menu {3 q6 ]; t; n3 k0 p, b$ P% ^
- display: block;; |& n9 k3 {' f9 S a- ~9 O
- opacity: 1;; H# t; j) x+ o. V8 ?* d
- }
* u2 J+ H8 G* q- `/ W - .dropdown-trigger { D& l6 g/ U; P9 d. f2 T
- position: relative;2 C( \3 M* z9 ?8 i0 |( d4 o$ i' S
- }8 }3 d( h9 |* J1 }
- .dropdown-trigger:focus + .dropdown-menu {
% d: K$ z$ g5 l+ A5 [. N - display: block;
8 i G7 R6 N1 m. V% h$ M - opacity: 1;
* d: r2 d: m# B, `# G2 j& O" ~ - }
& m- a5 }8 {) L6 y/ q) \3 G$ L3 Z: x' S - .dropdown-trigger::after {4 f2 ?2 t% c) [6 N8 a1 m( @+ B, U
- content: "›";7 a( s' v* ^- t' j" i+ ~
- position: absolute;
: r3 R5 u$ q1 g2 g! \ - color: #ED3E44;
8 `2 y& B( y6 O0 u1 L; G9 P) }4 _ - font-size: 24px;
8 A) i7 B' \. E2 T! V6 j - font-weight: bold;
5 t5 y6 [ {2 `# C - -webkit-transform: rotate(90deg);
& S- u2 t4 B: @! {( O - transform: rotate(90deg);
' @: m- K# G$ y1 o2 V' T - top: -5px;# B9 E4 v7 L0 Z. z
- right: -15px;
& M" r8 h' z0 o, l8 y - }
1 y9 T2 o. s0 Q# K) n - .dropdown-menu {* c: j" @5 n `+ @6 `/ ?( j
- background-color: #ED3E44;5 B+ R6 \1 ]' T4 _# z
- display: inline-block;) ~* ?8 o7 m" |. k. P( W$ W
- text-align: right;/ o& o* t' Y8 |0 Y# e
- position: absolute;7 y/ Y0 P6 Q4 ^7 m$ a/ I1 h( u
- top: 2.5rem;! K/ _) |6 B' _: B/ ?4 D- H `
- right: -10px;
% s! T x: j7 i8 U5 ?7 b% B - display: none;
( q+ L& I/ n3 Y, v0 Y* x1 b( R - opacity: 0;. ^2 b' ~4 [0 M+ F$ n" f' \
- -webkit-transition: opacity 0.5s ease;
5 G* {' H6 z# ]; c% ]9 f - transition: opacity 0.5s ease;- X) o2 J5 k# S# d: G
- width: 160px;
6 z4 o" H1 B" a8 D - }
1 C8 y" ?! L) `4 Q* T# M - .dropdown-menu a {
% F7 l/ o* i4 a2 y$ t) R5 ^+ [" H - color: #fff;
0 v/ }. T) J1 v% n8 `! ` - }
% W7 K$ s, t, O" o - .dropdown-menu-item {7 l) J' M# @' X
- cursor: pointer;
$ I) ?) {0 \7 ~$ ]* x - padding: 1em;
4 i0 P' [! t7 D+ ` - text-align: center;( X: Z6 T0 Z: ]( M1 c) L
- }
. @6 c) p! P% W2 E - .dropdown-menu-item:hover {! C- o8 \# o ` Q
- background-color: #eb272d; \# q0 U5 Q# @. q
- }
复制代码
( Y, o8 ~# S( a! ?% Y可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
5 K1 P8 i' M+ E4 e/ I/ ? - <!-- Checkbox toggle -->
/ ?5 D# S {/ p1 {( ~ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">& O1 g2 _6 c: ^1 C) R2 Z3 B
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
5 |. \2 T: b& e* P - <!-- Content to toggle from www.mfbuluo.com-->
* R# ~; S8 P& A% T' j3 e. u - <div role="toggle" class="toggle-content">* Q4 G% R0 n4 B# `: Y8 f& r; N
- BA-NA-NA-NA!% t, N7 o$ ?$ U+ v( b" ?
- </div>1 V7 y( J4 r3 e* k
- </div>
复制代码CSS代码内容如下: - .toggle {
% {% H3 Z* Y: L1 Z5 z - margin: 0 auto;
7 G0 m2 S! i+ N3 f1 n - max-width: 400px;0 @& c* s9 R+ m
- }! r) L: j K4 ~2 y; V: b2 F
- .toggle-label {, o0 T3 u' A" h5 o! n" f$ n
- font-size: 16px;+ H* A( E( A! m5 W. G9 A! S6 N
- background: #fff;
) _( V3 Q. a- H1 B$ n - padding: 1em;
9 x6 Y; [, v! t7 u" I/ s7 a - cursor: pointer;# a0 w* ]- ]5 ]+ j4 t. y- D! e
- display: block;7 m1 L ]! _$ f% K! @1 S7 @" ?/ d7 p4 g) B
- margin: 0 auto 1em;
: s6 |' i( D& I* z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% n& a" ~" G" l' {* ~ e
- border-radius: 4px; N" `% c' O- T/ I- R/ Z B
- } ^' J+ E T i: Y
- .toggle-label:after {
8 z3 V7 q; p( d; ^ - color: #ED3E44;2 Q- `% K/ q0 m% ^. g
- content: "+";7 b7 y. R+ D" k' M# U' i
- float: right;
9 {: y( u/ C1 [- l - font-weight: bold;" F: }* s0 c2 i; K1 C+ T
- }
8 K2 y- ^: a7 W* R - .toggle-content {1 z& ]% m" ^. s. ~
- color: #B0B3C2;
. N) `3 p; x/ f# Y# o - font-family: monospace;# q4 O2 r- I' k8 T& r, L
- font-size: 16px;
9 H) d z% ^! T5 x! ?7 d$ J: U - margin-bottom: 1.5em;6 b1 p. G4 t" k7 J* }* p+ K6 a. Y
- padding: 1em;
# ? Y" s$ A- c0 v - }) [) X( z" O$ r# _: [
- .toggle-input {1 G$ w- ^- _ R5 N# x
- display: none;+ Q" y+ _# Z. g$ w
- }0 L7 [/ {7 N, S* N
- .toggle-input:not(checked) ~ .toggle-content {& v5 i8 q' u) f3 g% C: n+ E) t* @
- display: none;7 ~7 Q: C# f/ q
- }4 D2 U" A" v5 R1 ~- h
- .toggle-input:checked ~ .toggle-content {' J' l7 w% K N+ o
- display: block;7 j- B& E3 f m) ]1 ]
- }
; v- S; c! U( B - .toggle-input:checked ~ .toggle-label:after {
. T" x* L: Z2 p0 i' o1 `3 @ - content: "-";
" c& c) p. S3 s8 s5 N0 r' I2 @* f - }
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