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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!">
* o* p' O& P5 P8 [* c; g5 Z( s - Label for your tooltip
# N I8 z5 i. o- t$ } - </span>
复制代码CSS代码: - .tooltip-toggle {0 u% d5 A) c& S5 [# J
- cursor: pointer;
2 u' x* R7 d# C! r# U% k q; c8 X - position: relative;3 s& V6 u6 g% ~
- }% o( Q4 o7 W3 r" {
- .tooltip-toggle svg {- _: V9 S( F2 Y8 K5 x8 F
- height: 18px;# }% e, C; A* l# Y
- width: 18px;
6 L9 K) r& G) Q$ W% N - padding-right: 0.5rem;3 m9 t4 Q$ K: e, H
- }
& l, q5 O5 P* \( `9 f8 G - .tooltip-toggle::before {
' ?, [; V$ B7 o8 e& X7 H2 C1 ? - position: absolute;0 }! J' I+ a" x: U8 O0 l2 s! ^
- top: -80px;9 O" H- j1 S2 x7 Z) Q, a
- left: -80px;
$ ^3 S# n g5 K, o/ D, R: ` - background-color: #2B222A;
2 X" J/ o* z2 S- `! z* w) k+ B8 y - border-radius: 5px;
Y5 H8 Y9 g+ U/ O1 J9 y" u - color: #fff;
0 a8 n- v& g; @9 _" Q- P! ~( L - content: attr(data-tooltip);
. E; U$ X+ z$ }; o8 I" D5 } - padding: 1rem;
& w: D8 L* }# d/ w9 r- M - text-transform: none;
o/ ]7 l9 G$ \; @ N4 m - -webkit-transition: all 0.5s ease;
) g3 [( X4 ]* k. Z% K - transition: all 0.5s ease;
& M p3 X/ e- o7 `/ n4 i - width: 160px;. ^' N3 V* m: ?4 U
- }) A6 e; r$ a% E
- .tooltip-toggle::after {" [8 N0 X8 {7 @6 M
- position: absolute;( C' }* M6 K- \$ W' [
- top: -12px;+ v c% U7 f S+ y7 r1 u8 H
- left: 9px;9 R# ?0 ?% \- X. m- X% M7 {8 t
- border-left: 5px solid transparent;
2 b6 D3 u3 S5 Y& o - border-right: 5px solid transparent;
. l9 h, w3 y: Q8 y! m5 k6 ? - border-top: 5px solid #2B222A;
* }# P+ J) _- \; n - content: " ";
2 H& A8 o9 d* @7 S+ Q# l - font-size: 0;& Y; }$ V' { `; z" ~2 ]6 M1 @$ N
- line-height: 0;
: }1 e1 l2 X, V j - margin-left: -5px;8 Z9 K. P) H3 Y/ v1 f1 l
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {7 R. O1 \1 i r0 Z; [& w
- color: #efefef;6 @5 ]/ H7 I+ ]2 t/ W, U2 N+ Z
- font-family: monospace;* t$ r, O( L! I' | P. \) O) p) J
- font-size: 16px;" {0 u8 p& L8 J' H# A+ E' x, [
- opacity: 0;; N+ `3 ?3 B# d/ ]* X
- pointer-events: none;
7 K8 c" `7 @3 v! n; }4 v - text-align: center;: C c4 R5 o' K6 h! |: F
- }. Z' y1 D4 v* k' K2 b
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {+ I6 {) m4 L8 u+ A
- opacity: 1;
3 m2 j1 ` ~$ X2 D - -webkit-transition: all 0.75s ease;
9 |: x. ^0 ^: q - transition: all 0.75s ease;
9 n4 Q9 [- Z4 j ? - }
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">
+ R5 ~0 \+ w7 e+ I* ?% |1 M; A - <ul class="nav-items">: H5 j5 C! U4 ^+ A
- <!-- Navigation -->, w- E8 C; o3 `: i) b$ v3 d
- <li class="nav-item"><a href="#">Home</a></li>
3 p& s% C2 q+ s' u- Q o - <li class="nav-item"><a href="#">About</a></li>( J$ Y. V) `- Q% A, E! B
- <li class="nav-item"><a href="#">Contact</a></li>
" |) Z M2 b% p. |1 T- I; K3 Y - <!-- Dropdown menu -->
/ z* V* y5 t( A& g0 K - <li class="nav-item nav-item-dropdown">8 M6 ^8 ^/ e" `# {. @8 D/ K& M
- <a class="dropdown-trigger" href="#">Settings</a>- x# Q `. G& L8 ~" f
- <ul class="dropdown-menu">
. |# `+ E9 s$ K, V9 n - <li class="dropdown-menu-item">2 x* O1 B0 m, @- p, X9 J. _- U
- <a href="#">Dropdown Item 1</a>0 g0 d7 s6 w" ?& C
- </li>( I. e+ r" X$ T' t- @2 q
- <li class="dropdown-menu-item">3 |/ {% W, p$ p6 b5 }
- <a href="#">Dropdown Item 2</a>8 d; H/ D% V, l7 x, x, ]" |; A4 J2 d
- </li>2 t0 F# F# c8 w
- <li class="dropdown-menu-item">
& m. m% o9 O f8 G) d, k; L0 ]2 | - <a href="#">Dropdown Item 3</a>
( @9 y, N3 b y; Q0 j4 h0 U - </li>4 ?' J3 ^: a; I) o& P, |- J
- </ul>
2 W( M# m* Q" @0 H U2 [6 b - </li>6 o5 y4 j( O7 W K/ Y6 \2 n
- </ul>
& d" Q2 O/ W$ _ - </div>
复制代码对应的CSS代码如下: - .nav-container {" u, ]) Q) J: d& m6 C
- background-color: #fff;( ]1 S# _! P" j% m2 C
- border-radius: 4px;
8 ?7 R# i( t- C) r - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: n) \" I: d9 d( b7 [* ~
- padding: 1em;1 e& R4 k+ Q, d
- border: 1px solid #eee;3 }2 X4 m5 q1 P1 W7 G9 {% A' i
- display: block;2 O: b0 B: ~; J( p# d7 G: j0 [
- max-width: 400px;
8 w" v, K) G; R U9 t% f - margin: 0 auto;
# Y/ q7 G/ T2 z% F% z - text-align: center;
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- ul,( O$ L4 n8 e. P: A: J9 k
- li {
% j1 ?+ y+ B: M7 ^, w5 ? - list-style: none;
- N( x! W0 Y' L) i - -webkit-padding-start: 0;
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- a {
" C* n& F6 k" B1 x: g" R- x$ D - text-decoration: none;( Y% a( [/ s8 n' V* }7 x: m, T
- color: #ED3E44;9 k* c) M2 p1 _7 f% I
- }+ B; T; ~- u3 A% O% D
- .nav-item {
5 n3 t. `1 W; \: D2 Q - padding: 1em;3 H# z) s: {# w
- display: inline;
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; Y3 C0 g1 d+ j0 R$ W* A - .nav-item-dropdown {
' ]% E4 C& D$ W: z! _8 r( V! r - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
; s" M7 r& G* f) S - display: block;
n) O5 d5 z; P - opacity: 1;
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- .dropdown-trigger {8 P+ L' b1 O) z' L
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
# [. L$ ~# y: X7 D/ {! r$ O" O0 A' {1 g - display: block;
3 m, O5 i" d1 u. U r$ O. s - opacity: 1;. c# C4 y3 ~7 ]; j. ^$ R% v* h" x0 Y
- }5 f; M/ J! b6 r6 t
- .dropdown-trigger::after {
; x- _4 l: U5 b; e - content: "›";" ^+ X) N* T' z3 |7 j" G' }8 l
- position: absolute;
* Y" t- `& x4 \, t - color: #ED3E44;
7 \' ?& e0 l& N6 k - font-size: 24px;
5 x/ W3 } x& G/ C1 n/ l - font-weight: bold;
: _2 m$ K) O$ V - -webkit-transform: rotate(90deg);
5 y1 i# h: m. |4 ?$ o - transform: rotate(90deg);4 P1 T( B: Z8 [$ M5 o& G/ N
- top: -5px;% L$ I, \, D0 Z% U# X" J& \
- right: -15px;' w/ N7 D! x4 B& w0 _* {- P7 |+ H1 e
- }
8 i8 w- K L# b3 S' d5 X5 n; n - .dropdown-menu {
) m0 O+ _9 C! P: Q2 h+ i8 h2 `+ ? - background-color: #ED3E44;
* W( ]" w/ u8 n! B* M! K - display: inline-block;
. O+ w1 |% J4 n: l - text-align: right;
4 r- R- {4 F/ b+ {# {! e9 f - position: absolute;$ Z0 \% k: ~; z6 e/ Q- p
- top: 2.5rem;
4 N8 W# u1 x0 ] - right: -10px;
$ }% q2 }" C# I. d9 x- K - display: none;
' h& N2 b* @ a1 [# R+ W - opacity: 0;
. M6 O& y: h' B6 I - -webkit-transition: opacity 0.5s ease;1 W$ V1 g4 F( L( Z
- transition: opacity 0.5s ease;
: k) l% T# D& L% ]$ }( S - width: 160px;+ _% A( Z( U$ p- w. m) ^. v
- }+ ~7 e2 _/ d) |5 ]6 }! T1 L! t
- .dropdown-menu a {: z" m% _9 j6 Q8 |6 b$ V; R
- color: #fff;
4 Q! Y) a. [# G, _+ M - }, s6 W. Y1 @0 s& [4 f) }5 s+ Z! m
- .dropdown-menu-item {
& V4 [. F* M8 w8 h8 `; F$ E2 g - cursor: pointer;
6 U5 p9 h0 M! g. z" l. q - padding: 1em;
) b' T& f0 A+ `2 h: O1 b - text-align: center;
2 Q% P! L* x( ] F! t0 r7 X. C; P8 x - }# p! P0 f2 z- O
- .dropdown-menu-item:hover {
( s# r- e- ^3 G& X4 E9 ^4 B% k - background-color: #eb272d;
7 J, w2 W$ Q1 N - }
复制代码 ( H2 S! M; Q/ D" B+ E
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">' {! A" j; a. t! p' m [) J
- <!-- Checkbox toggle -->
s2 D. ?$ v& x. J, S6 N ~8 o - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">) |" g& o0 c1 G% ^9 R8 N
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>( w2 _5 M/ E) U0 e
- <!-- Content to toggle from www.mfbuluo.com-->
$ B$ q1 u# w% R; v h - <div role="toggle" class="toggle-content">
5 l0 e# a2 I* ] - BA-NA-NA-NA!' b$ u$ E0 }2 o
- </div>
|* a9 `& j4 y1 Z - </div>
复制代码CSS代码内容如下: - .toggle {) s3 {; W+ ]3 _4 S* U* w' s% m
- margin: 0 auto;) S" |% D) v) m, Z+ n( ^2 V
- max-width: 400px;9 P. [: `+ }4 g
- } k! n4 g) x6 w. h1 ^; ]
- .toggle-label {. h# a! ?- w; d4 S
- font-size: 16px;# F- {/ @8 n8 w% E8 o2 c
- background: #fff;( k$ m: s) X2 @
- padding: 1em;/ T9 I$ ^: m1 [0 g
- cursor: pointer;
* \# F7 N. |9 a+ T# l- ~7 Y( x - display: block;
/ c: a7 S% r& Q9 v( M* u9 \8 b; ?( l - margin: 0 auto 1em;: i. ^- }' ^. z0 k7 c
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);& b! d) @( A7 l. E# F' C
- border-radius: 4px;
+ j: w) x0 E5 q" T2 r1 F - }/ q/ U9 ]/ [- i
- .toggle-label:after {; ]- M: t4 i5 @9 ^
- color: #ED3E44;3 r/ P6 T# H& f1 X# f! k
- content: "+";
3 k3 H }3 M' h# l, f) G! o, k+ D - float: right;
' j2 m3 O( }' S. G B ]) c - font-weight: bold;
4 q; V: i) R4 [$ [$ }4 x - }
e/ ?5 ^, @; P. A2 ` - .toggle-content {& c/ U+ U7 r, n/ Q' O" Z
- color: #B0B3C2;" n* W3 R4 a8 {* [9 v4 j- R* o
- font-family: monospace;
' M R* w' d# Y; k8 t - font-size: 16px;7 N- f, p6 [* x3 s8 V6 C
- margin-bottom: 1.5em;
* H$ d( Y4 t( e( v - padding: 1em; J" T- x3 x, _6 P
- }
8 a2 k8 p) m8 j W; d1 R - .toggle-input {( g/ m( T$ p4 W! [% a( w7 R
- display: none;& k+ s) U) l2 `
- }
& V" {, d/ i4 b4 n$ L6 C& Q1 H - .toggle-input:not(checked) ~ .toggle-content {
4 H3 y! F9 ~: {; F - display: none;3 g2 r, Y* K+ B$ A1 e
- }
" `1 a; U& Q3 z2 P1 W - .toggle-input:checked ~ .toggle-content {9 }3 P- R( J& b. p" @
- display: block;6 K- C6 I! D0 z6 [/ C9 b
- }" B% z) g, f( `% k. Y
- .toggle-input:checked ~ .toggle-label:after {
/ e _/ R% D7 o# m% d, A0 e2 X - content: "-";
# H6 k- p+ H5 ^4 h3 a9 m - }
复制代码
8 ? K! _9 x" H0 q: }8 V8 O0 _4 _8 u J, K/ U. Y( O
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