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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!">2 k @* t* T+ D: i w1 G! {' B
- Label for your tooltip
' n9 f! X$ ^- G3 q; M: z( l - </span>
复制代码CSS代码: - .tooltip-toggle {
, m6 `4 k4 K* l - cursor: pointer;1 ~3 n$ w- q' S
- position: relative;7 Y: @- N; }# ~) n
- }+ b" ~8 J0 p+ A5 E$ ^: M, I
- .tooltip-toggle svg {* _6 f+ B/ m& O0 a- N& c* D9 R
- height: 18px;
! A# {. |3 V8 y! W/ t7 ^- n - width: 18px;; M _ F- V$ f4 v8 o
- padding-right: 0.5rem;" e5 i/ v( ?) G; ~
- }
$ `6 Q& [6 E) c1 W+ S& T! ~ - .tooltip-toggle::before {
- ?1 ]. b' r( E1 j - position: absolute;
: n5 R( R( D. c5 N9 R% F. o8 X! ? m& t - top: -80px;
/ `% }2 [# |3 s0 e6 ^2 G' r8 Y7 ^6 ] - left: -80px;$ r7 G; [ b3 C0 ^
- background-color: #2B222A;7 \2 P* [+ g+ i6 Y9 }1 ^
- border-radius: 5px;
. m2 \$ y6 a% Y: a- t7 U - color: #fff;
# [- I2 k9 e% f4 x. G7 ~' Y3 D - content: attr(data-tooltip);
+ e8 m& x/ l- ] T$ j) P - padding: 1rem;" V8 S4 o2 Y5 L% @* M9 v
- text-transform: none;
! J6 S$ ~5 p) Y! a" b - -webkit-transition: all 0.5s ease;
. l* i" o3 l/ w - transition: all 0.5s ease;
8 C- E; I, K! `/ K - width: 160px;% z* n8 K* [) M1 B. y$ _
- }
( o8 R- N+ M9 t- g/ g - .tooltip-toggle::after {9 z, H; n2 T8 c8 v4 }" ?* }- j$ h) |
- position: absolute;
. T2 N( N5 n2 A - top: -12px;
! C& x% x+ }1 s - left: 9px;$ I. K+ F1 Q0 G3 j5 F+ V2 m0 b1 r' ~
- border-left: 5px solid transparent;4 a8 L/ H3 D3 v
- border-right: 5px solid transparent;" S& Q4 M' ?% o4 H% | L( s
- border-top: 5px solid #2B222A;, d) I- H- c" G1 \) a% e2 p
- content: " ";
, f x# H. ^, I% R* [3 R: K# C1 r1 R - font-size: 0;
3 Y+ W+ V: W5 N4 t: I4 \& N - line-height: 0;) W6 s+ g' M3 c1 S3 ^( \# @2 h# B8 i
- margin-left: -5px;6 T) p$ M0 q4 m: O* }5 E
- width: 0;
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# q2 t1 c1 D+ t6 c - .tooltip-toggle::before, .tooltip-toggle::after {2 q& e3 M) i9 A
- color: #efefef;: O7 t$ J/ J* N% n4 M* ^+ I
- font-family: monospace;
5 B2 ^* U: }& b4 { - font-size: 16px;2 K% ]( z& u) R! m
- opacity: 0;0 J, S1 `# O/ Z, p1 f7 T
- pointer-events: none;: A6 |* e" w1 Y: @5 N$ [1 X
- text-align: center;
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" W7 s- c3 @* z+ n! ]( c - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
7 _) c/ Z/ H" ~9 @% p - opacity: 1;
, B0 O- w$ s% e& L8 \ - -webkit-transition: all 0.75s ease;# T5 {9 T5 d; S& v ]6 _
- transition: all 0.75s ease;9 ?- g" i) x2 p' B. P+ Q+ N2 z
- }
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">
: @$ k4 ?, l9 L$ H( M7 G7 K' f - <ul class="nav-items">
& i7 z% G3 Y' s2 v' v - <!-- Navigation -->& g* O4 n1 B3 S& j
- <li class="nav-item"><a href="#">Home</a></li>
; l9 N$ n+ X- C7 h# W - <li class="nav-item"><a href="#">About</a></li>
& r- P, @9 q2 X9 h - <li class="nav-item"><a href="#">Contact</a></li>
5 l5 U4 v! e& E5 t - <!-- Dropdown menu -->
3 P( o- q" Z' {* {6 e0 M, } - <li class="nav-item nav-item-dropdown">
- y: d3 o' Y) v/ q5 X - <a class="dropdown-trigger" href="#">Settings</a>
\1 M: t `4 c6 D - <ul class="dropdown-menu">
2 @* H/ T, O; ~3 m - <li class="dropdown-menu-item">& L' X$ ~* Z, S
- <a href="#">Dropdown Item 1</a>
2 y: y' C9 {! q. ^9 N+ ? - </li>. n5 F' }3 L" T5 c% ^* ]
- <li class="dropdown-menu-item">" L+ c1 b3 R8 `) L* V8 N% m8 Y0 Q$ W) u
- <a href="#">Dropdown Item 2</a>1 G( H$ Z1 e, y. B( {% {; I
- </li>. W5 b' g2 P+ }
- <li class="dropdown-menu-item">7 ?3 G& W1 S# S% ~) ^
- <a href="#">Dropdown Item 3</a>% y% W7 S' C/ a9 E! C& Q& ]
- </li>
3 b* h8 h# d$ _ - </ul>
2 \/ {4 e: W! }& C, v! h: D - </li>$ T( ?0 v1 x0 T: J p0 l# F
- </ul>, T: \7 n; P% h! J D
- </div>
复制代码对应的CSS代码如下: - .nav-container {* |+ c* r4 k4 {7 R
- background-color: #fff;
0 f. d; [+ ~' D8 O - border-radius: 4px;8 M7 B- M- H) A" G# k1 \8 F' H
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 i* H* g& P+ V" g5 q# O - padding: 1em;& r/ e! N9 R0 M
- border: 1px solid #eee;
8 b+ B7 c& m+ N0 o1 S - display: block;
0 S& ^, M7 x/ ^) ~9 ~+ T - max-width: 400px;
0 x, ?" d! h4 }, p' f: J - margin: 0 auto;
9 w& ~' ]' p. F - text-align: center;
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- ul, A) Q0 q5 T& B
- li {3 D$ O( H( y2 u4 Z; B% u" G
- list-style: none;
6 R# u1 u) @1 d) U9 k6 M0 t - -webkit-padding-start: 0;
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- text-decoration: none;" h* u* ?4 i* j' K6 I: L8 Q
- color: #ED3E44;
) J, i4 Q. i. ?7 q2 d1 r4 j8 R - }
- I' H6 g4 H4 x: f - .nav-item {$ K# Y& H; g# D( n
- padding: 1em;
8 U% v+ O! f3 Q% h# I - display: inline;* J# V; y2 Y8 i3 T/ r0 |
- }
0 Z1 K- ~ V! _. Z - .nav-item-dropdown {2 V0 C7 G( p6 J/ Q
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
2 H) M3 M" C3 ~1 v3 r; l - display: block;
( r9 ]( G" y" C) C* N3 \% R - opacity: 1;( b" ~ I6 H! q
- }7 U5 S% G, t% d6 i* C0 E
- .dropdown-trigger {
, V# y m0 h# o# m - position: relative;: O& M/ R, C; R3 x. @0 x9 L" g( s
- }
. N% v- K# C/ J4 N6 K' c - .dropdown-trigger:focus + .dropdown-menu {, N$ o3 V0 R2 V0 x) T5 |
- display: block;4 a# T, b, v3 t" n' x2 e$ o" |/ D
- opacity: 1;. W. I4 K! u( I! X
- }
% T. i/ {) [. {! j! g - .dropdown-trigger::after {2 U" z- Q7 A$ F S' u. j
- content: "›";2 c* p* w; W$ j$ ~0 p8 m/ G: k# I
- position: absolute;
+ _1 P) O! E4 d' r$ { - color: #ED3E44;. e2 ?1 P) N3 n+ \# i7 R3 q
- font-size: 24px; t8 t" o. ]3 H1 X
- font-weight: bold;4 J4 o9 y, B* P( K4 N M8 s* s
- -webkit-transform: rotate(90deg);3 K. q7 q5 E9 b7 A
- transform: rotate(90deg);
0 C! w3 K% j( S- T/ n+ E - top: -5px;
' Y; q) ]" ]; k3 K: l6 m) h, i% E; b - right: -15px;
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- .dropdown-menu {
9 B& R; Q3 Z5 q7 j& d% I( _ - background-color: #ED3E44;
$ i/ k" [) K8 g7 n4 {" Y - display: inline-block;* w; Y) i" |( }& G
- text-align: right;
* _9 Z1 X/ o( ^" P9 Z - position: absolute;& ~* H, ]6 _1 [2 {- J0 U, n& l
- top: 2.5rem;
1 H+ d5 ~& y2 e - right: -10px;
0 f. @4 i# @. v; V2 N2 W& N: m* o - display: none;5 r: e" E* Q* t
- opacity: 0;
7 b. Y' [# m+ a8 E5 j1 ?/ J3 F - -webkit-transition: opacity 0.5s ease;$ _! m3 o# O0 v8 B
- transition: opacity 0.5s ease;8 a4 v) M, `: p- x$ ~
- width: 160px;4 H$ V" o( g) L6 X& n: V
- }
0 L7 l7 U% x' Z; Z - .dropdown-menu a {
+ j: {8 _, j0 {+ x1 f: H# S - color: #fff;4 }* k( q* N% s u
- }6 @) G+ z1 e8 W, ]/ I. {: N
- .dropdown-menu-item {
8 U5 T$ M& a$ _; o( s - cursor: pointer;
9 F ~$ a W1 W9 U+ l) Z3 Y - padding: 1em;
) b5 v, F9 l* z) b3 ~0 u - text-align: center;
2 i# s; P0 d: s/ V* T# | - }3 @5 U" P! A' Z# @" x
- .dropdown-menu-item:hover {
& M3 M: ]. V" H+ ] - background-color: #eb272d;
5 {, l% p' f. i1 o6 S/ Z+ x - }
复制代码 + Z8 f9 n/ d" t# w! W0 {9 _. n
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">6 ]. E9 |, w9 H
- <!-- Checkbox toggle -->
) O" w/ p1 `; P7 M: p; e% o" B - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
+ x) {: d) f* O& ` u - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
`/ M+ Y4 @( C; H6 M - <!-- Content to toggle from www.mfbuluo.com-->
- [3 n7 R \5 H/ d" o" F - <div role="toggle" class="toggle-content">( l/ U/ g& i3 r5 B7 B! |9 S
- BA-NA-NA-NA!$ ]# n, X# @# E$ Z% E: a* h
- </div>
, f+ o2 v& @5 i - </div>
复制代码CSS代码内容如下: - .toggle {
0 R! X V! _7 {7 r6 O) v( ` - margin: 0 auto;5 D! c: s7 i" q4 G, `
- max-width: 400px;% C2 K- T) N3 `; C
- }
( ^0 @' W; a4 E" n: v - .toggle-label {7 S3 u2 Z1 V; c6 b0 y- t7 J
- font-size: 16px;
3 g; H+ l: I( Y: G5 p B - background: #fff;/ t' s K* i2 `; }7 W. t0 {- X2 P" ?
- padding: 1em;7 K+ v0 @- Q; v( g+ p7 t s$ e) h
- cursor: pointer;
- L' N7 |- ^ l. H/ H - display: block;
# _ v: M! z/ t$ f+ N! B - margin: 0 auto 1em; c) D6 D8 e- D+ l1 P
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; q! s8 F' R! Y
- border-radius: 4px;- p I% V8 h" l3 |) f: Z
- }
6 t* S, @9 `: B6 y; V - .toggle-label:after {
) X6 ]+ X4 l( R7 d - color: #ED3E44;/ c0 K& G" h: d
- content: "+";
4 S P6 z2 R: i N5 Z/ G- a" K( _! s - float: right;
* R7 U$ D! d' O: i4 C: C - font-weight: bold;
* l1 v& ]7 C" s5 K8 e% j$ Y& s, I - }
' ~4 [7 w+ ] s8 z+ K7 a1 |6 V. E - .toggle-content {8 u- {' A- v* ^9 [+ H: E
- color: #B0B3C2;, U- { p# b- t$ u. G; w! g
- font-family: monospace;, H5 K% m+ b' L9 t- V! {5 t C
- font-size: 16px;
- e/ u& i3 s3 b - margin-bottom: 1.5em;5 j. d; J0 h/ p2 [0 S' A
- padding: 1em;' b9 r' D$ U/ V, U- C2 l
- }! X% W4 O# \, O3 d
- .toggle-input {
3 b R7 H# n* d0 b - display: none;
; R9 P9 W6 ]: X: m) u9 m! |3 c - }/ u) h6 ? `1 n' a( U$ Z% }
- .toggle-input:not(checked) ~ .toggle-content {
7 t- g, S w$ r0 V - display: none;* E3 O2 L; ~# r3 z6 z. B- u
- }$ s8 Z3 q6 i! g" D* w# O) c! Y- [
- .toggle-input:checked ~ .toggle-content {
% x& t9 L' ]9 H; k# [' L - display: block;, Q1 D' x6 b/ s& u% }, U5 e
- }
" S4 H! y% v4 D. L. h - .toggle-input:checked ~ .toggle-label:after {
1 I( Y' p& r+ p. N - content: "-";8 e B/ T* F8 p8 `
- }
复制代码 & J) ] t* |* m9 d' n7 m8 S( p
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