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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 g! {7 I# f B+ c5 T
- Label for your tooltip$ Y: Q8 O6 h! m3 t& y3 u
- </span>
复制代码CSS代码: - .tooltip-toggle {
7 `1 C" A8 ?6 o% ~! }& y - cursor: pointer;2 m6 T7 V: a' H3 Y0 _: W
- position: relative;' G+ w9 ~3 W- L# g
- }
- ]* M8 w' y# _# c9 B/ g - .tooltip-toggle svg {; o# x( J& _6 b. ]$ e
- height: 18px;* h0 Y, ?/ Y$ q) S+ D" a3 m
- width: 18px;
/ b. J/ y r: Y- [. _, i2 {6 e3 L% r - padding-right: 0.5rem;
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- .tooltip-toggle::before {, s8 |" C6 U9 ]# |4 u) N
- position: absolute;- U0 A& V `& h- J2 `
- top: -80px;8 _9 ^2 V) \5 D3 \4 p% U, B
- left: -80px;' j* L5 N4 i8 T% ~* Q* Z
- background-color: #2B222A; q& N: B" z% G4 ?6 Z; K9 `' d! n4 {
- border-radius: 5px;
: N, c* R* B4 c - color: #fff;# d8 x2 t- P, w# r1 U
- content: attr(data-tooltip);0 r% ^! `# i& l4 g
- padding: 1rem;
& @; D0 q! U0 X, W( \ - text-transform: none;- _6 Q7 D8 q" }' J
- -webkit-transition: all 0.5s ease;
8 A C! f9 h Z0 p" H' j - transition: all 0.5s ease;
( p2 P; A* a( a c - width: 160px;
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- .tooltip-toggle::after {- o& Z: z6 m# r& @' S
- position: absolute;" f4 \6 ~2 o6 S" @" A
- top: -12px;
+ R( E/ ]2 h+ s6 C' |. m/ e% Y7 n - left: 9px;, R' S) X$ S$ A, e2 a4 D
- border-left: 5px solid transparent;
$ A. v" F7 t" s. k - border-right: 5px solid transparent;
& f+ J4 I; x5 g) V4 m9 ]( E1 w8 Z - border-top: 5px solid #2B222A;
+ ]$ @0 ~, a4 L% C - content: " ";
1 X/ Y1 i5 t4 `- O - font-size: 0;
; ?' F- i1 c5 R% Z - line-height: 0;
' D7 Q& I# W" K1 s0 R' A! f - margin-left: -5px;: |- G" H3 b" d6 a4 {- k
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {* K) i* q7 A1 l, d- ?" w# g) u- W
- color: #efefef;
& L$ Y% ]5 k2 J0 `( b; P. z. j; I - font-family: monospace;% J" R% K) J- {, `
- font-size: 16px;6 V& L' Z6 C, X
- opacity: 0;
/ G6 a2 V q& | - pointer-events: none;
) T( E; q% x G% o; Q, h - text-align: center;* y1 U" p' e) h
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
: B3 d2 W- a* |* x9 o: F - opacity: 1;
, ~* u9 U) P! r. G2 T" J - -webkit-transition: all 0.75s ease;
. q) C! s7 E7 z( A) ~* Z1 L6 R - transition: all 0.75s ease;' f# K. Q! u" m; G
- }
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">
6 ^7 J" W5 @) p( T8 r( i - <ul class="nav-items">
6 C, {( Q. i+ w - <!-- Navigation --> J1 s; h9 @) V2 J% i0 r! }- R
- <li class="nav-item"><a href="#">Home</a></li>; Z# A5 v; v! N9 J6 S: k) Z
- <li class="nav-item"><a href="#">About</a></li>! q8 w" w) M. U
- <li class="nav-item"><a href="#">Contact</a></li>& k' S' O2 h+ ~( w$ d: i7 o; k# v
- <!-- Dropdown menu -->. ~8 `" v2 P2 R7 t
- <li class="nav-item nav-item-dropdown">& D% {5 n" ^, e/ k
- <a class="dropdown-trigger" href="#">Settings</a>
" e4 ]2 o e1 h, S: I. \ - <ul class="dropdown-menu">3 E3 M" k; G# d4 ?2 M' j+ x1 u
- <li class="dropdown-menu-item">% |& {1 g0 G8 l* q( ^ Q
- <a href="#">Dropdown Item 1</a># e6 Q# n/ C+ v6 ~ V z
- </li>1 c4 ~* g$ _" U" L1 w* p+ C
- <li class="dropdown-menu-item">3 Z! `& f6 ? x( p- h j& I
- <a href="#">Dropdown Item 2</a>9 }" b1 W' r8 Z, b! r
- </li>
9 ], }! Z7 x! L& F; M$ b9 [) b - <li class="dropdown-menu-item">6 M: b& ^4 }% T, k! N- O- B9 v8 i
- <a href="#">Dropdown Item 3</a>1 P, S9 z8 h9 T. |/ v
- </li>4 y+ `# e6 U6 y) J2 H
- </ul>' P6 n- T" d8 _6 [& E6 H# _1 m
- </li>
" K4 ?1 ?3 T A' M3 p& f0 G - </ul>
% S; D: U. z. f" e - </div>
复制代码对应的CSS代码如下: - .nav-container {
, {0 w4 c2 c1 J6 q - background-color: #fff;8 i: D4 q8 p- w) g" z
- border-radius: 4px;
# e3 _; q* d! z$ z% A) R. X - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 m. S" [" j3 ` - padding: 1em;" n9 {9 x" }' t$ b
- border: 1px solid #eee;
0 L9 c5 H' v# M+ I$ i( a8 B" U3 z - display: block;7 f5 q* A" Y$ x' o3 y; K4 J
- max-width: 400px;# F* C1 }/ j. D D# V* i9 M& J
- margin: 0 auto;9 @/ u5 {0 f' x ]& E- N7 U
- text-align: center;. D6 k; P9 e. g5 F
- }* F% a+ S$ H0 e) H( W' @& w6 a
- ul,
0 J( q- ?- r. _9 v$ D9 j1 R - li {
2 Q ~# J* q& V. Z. y# w% T0 g - list-style: none;3 A% D; c& f0 r+ u
- -webkit-padding-start: 0;- |0 X; y% w8 R X# z; Z6 w
- }
- l, s, M8 n9 x. ?1 r& I# i) L - a {
* S: G7 j3 h) j - text-decoration: none;
8 f$ a2 r: f o) N" W - color: #ED3E44;+ K' K- m6 j) ]6 k9 M
- }; H; m, Y; u$ S- a9 ^% H; s9 T- {
- .nav-item {
6 Y! W! y( R+ y3 N, L - padding: 1em;
/ G9 w' X U7 C9 O. u# k! W' X - display: inline;* S! r! M% n* e! z+ N9 @' z
- }
- k! Q& \8 q' G+ J! q, b- | - .nav-item-dropdown {
# h' F; a0 ^' F" U. @# v - position: relative;" m) S9 w( [8 u Y" s/ B
- }$ U5 K1 L0 n" J E5 E4 v
- .nav-item-dropdown:hover > .dropdown-menu {
0 K9 J5 s7 O$ ~1 q - display: block;
$ }: F' \% P# w n0 v0 p - opacity: 1;# O9 U% ]# {5 U
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- .dropdown-trigger {
* E! z+ Q; @: K+ w - position: relative;( `# x0 `6 C+ V& U1 R6 P; j
- }9 q1 k0 v6 v1 [. f" }/ C% T* e! O
- .dropdown-trigger:focus + .dropdown-menu {( o1 x# g% z- ?' b
- display: block;
% W0 q0 a; k- C0 N! F E - opacity: 1;
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- .dropdown-trigger::after {
# E7 {. m Y7 E# b3 x, O - content: "›";. o: J2 o" I5 [2 k8 T
- position: absolute;
0 a( G1 C* e0 c' m- h% Y5 n - color: #ED3E44;
: C+ g' R/ d2 k- U7 F3 f - font-size: 24px;
8 G4 [ V: q0 S. I h1 ^2 T - font-weight: bold;
5 M" U' h: e0 s. l1 V; \9 Z/ g - -webkit-transform: rotate(90deg);
0 f4 T* W) _! @& I3 m. @ - transform: rotate(90deg);
1 f3 w' h6 o+ J& |5 A4 v. F& C - top: -5px;9 m& b: [9 I, V* J' Y
- right: -15px;! l/ p8 N# s; Q
- }
5 U/ |7 ^; P$ H. j - .dropdown-menu {4 h, K1 V6 a( m/ k ]
- background-color: #ED3E44;
- U4 v; K. J. D' J - display: inline-block;9 |( q1 g& ~5 [6 p
- text-align: right;
?3 q: k+ [& P8 X% c/ o: ^ - position: absolute;
" H1 k: O, |, I1 E# |+ M' x M - top: 2.5rem;
( [% T6 \6 Z$ f/ d( y - right: -10px;; l9 Y( a* L1 |. \6 I& o
- display: none;
. Q/ J3 Y7 L0 \ ?( s" B- L# C - opacity: 0;
8 ^9 d4 \+ Y- q: S& y! S. O& e - -webkit-transition: opacity 0.5s ease;
2 a0 }+ r1 z% y) |7 X - transition: opacity 0.5s ease;, |6 S$ |5 g. E0 e' v
- width: 160px;
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- .dropdown-menu a {) V# k$ z2 a8 ^ G+ L1 F: V
- color: #fff;1 ?& k) w3 b( |! o! J1 T
- }; J: Q( R( `5 r7 u
- .dropdown-menu-item {. u; Q' N9 l2 [" W4 p) z
- cursor: pointer;
0 O9 Q" R& N3 X8 o: W4 O - padding: 1em;% ]8 r+ k# M1 Z1 Y0 s" _: V+ n
- text-align: center;! O, b* o# |2 u! g i8 q
- }
, ~' E; Q" J V& J- ^& d$ ^ - .dropdown-menu-item:hover { z; _3 R5 N4 F0 S: f# R
- background-color: #eb272d;
e9 k$ R6 ]; l' A5 ? - }
复制代码
3 T8 p* l/ w, \可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( k% o2 X6 ?3 I7 \' @+ [ o2 ~
- <!-- Checkbox toggle -->
# @# |, b8 \0 t2 W* m6 V - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"> z+ g I4 u" y5 ]2 X6 M2 T" }
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
( H/ i% H5 o: D8 w - <!-- Content to toggle from www.mfbuluo.com-->& H; ]. P4 }, v, F7 p% q
- <div role="toggle" class="toggle-content">, k3 k- o# r$ ^& |3 G
- BA-NA-NA-NA!) A# X+ L& r$ O2 y! x; |5 N
- </div>( N5 G+ P z; M- @& l. q
- </div>
复制代码CSS代码内容如下: - .toggle {
& y3 ~" W: {$ c4 {% h - margin: 0 auto;+ f% U5 k- ^3 C U
- max-width: 400px;; V: N0 x, i: n2 z, H' }
- }. T% S+ Z, R5 ^& W3 @" h
- .toggle-label {: A# w9 K) s0 S& f1 e
- font-size: 16px;
2 Q) w& {" D, d7 A4 P; W - background: #fff;. f- i2 k) q0 Q7 `, r
- padding: 1em;. j0 z0 k, ]& n; i, S. T+ Y
- cursor: pointer;/ R4 a' ]' q: E/ n
- display: block;7 {6 S6 q9 H- v s# ` q
- margin: 0 auto 1em;! T2 e2 D9 Z* R6 {4 |
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);. n6 l# x+ [* i) ^- W
- border-radius: 4px;
1 w8 Y; o R- T8 b. [ - }: W, P8 `2 r% y( i4 N
- .toggle-label:after {; I: X: p, E" g0 z# T J
- color: #ED3E44;
- R! ^+ E$ L6 K7 k - content: "+";
' ^9 @! l: `' [' w - float: right;/ a% {5 k0 \( K! ~/ |( Q& ^# W
- font-weight: bold;8 b( U/ e. L, ^' r, ?
- }
- f) p9 `" F3 Z+ }0 Y# F; n - .toggle-content {
c9 D0 E w- ?9 T - color: #B0B3C2;
; A% H" K- I1 g) k: s1 `: | - font-family: monospace;' B, T& [7 P: U- {) X
- font-size: 16px;; w, J% p, Y3 T8 h# E7 [
- margin-bottom: 1.5em;
2 i3 \' ?' x3 y; r) f- L - padding: 1em;
& _/ _0 d' ]: ?& o, _ - }
6 h0 W# I- D W - .toggle-input {
& f5 ]0 B9 g2 A - display: none;
" T3 T b8 v* Z5 f2 Z% ?# ^ - }9 \/ t/ H* x8 c! {% q
- .toggle-input:not(checked) ~ .toggle-content {' r- n9 K0 R) S2 W7 z5 i
- display: none;
$ O- N% g% ?# R$ Q) M# } - }
+ Y' n0 D/ m5 u( c$ X5 a - .toggle-input:checked ~ .toggle-content {. C' U, y7 o6 m' i3 W2 [8 Y0 Q
- display: block;
8 M5 P2 i- A4 W/ P0 Z - }4 L, o3 G9 j, e
- .toggle-input:checked ~ .toggle-label:after {
, a6 Y7 F2 U1 u% m; a. g( m8 @: K9 I - content: "-";
5 X$ v- S( b9 G - }
复制代码
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