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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!">
& G! [0 a$ U" X6 \, d - Label for your tooltip
g x9 x# t0 E0 }; W" j' q$ v - </span>
复制代码CSS代码: - .tooltip-toggle {; j0 Y( j4 v' r8 ^! A
- cursor: pointer;
0 S. C# T6 e: r$ A$ _$ | - position: relative;9 X0 D) e0 r. {6 `5 u6 J$ n
- }
( |, L8 y$ \7 w5 ]5 j - .tooltip-toggle svg {9 X' x; q& Y! ~* D+ Q) y; U
- height: 18px;
* g: w9 ?, p" {+ N - width: 18px;
1 n+ o% N6 F% `6 R/ }( L \/ j - padding-right: 0.5rem;
. z# }1 F) N# e' P - }
; i# B% C0 s, J# \ - .tooltip-toggle::before {
! q2 x! l2 Y! r4 f. s3 J - position: absolute;
# V& Q: C: H9 P9 D4 F8 o - top: -80px;
: ?$ E1 N( [; E; ]0 K. M - left: -80px;( Q- i) R/ d7 v {& m
- background-color: #2B222A;
. c+ O3 B$ } |# j+ N - border-radius: 5px;4 p( g8 Y5 z! _' S+ J( ]$ `% s
- color: #fff;+ B# _! h5 j/ a1 L! R/ `8 e5 X
- content: attr(data-tooltip);
0 E5 c1 s9 ]& a, P! A2 G - padding: 1rem; t5 i( a: {8 w& }
- text-transform: none;
4 G( k9 j( u6 _/ g - -webkit-transition: all 0.5s ease;
5 {: G- M: q5 n# V - transition: all 0.5s ease;
! Q/ x0 K. T( ? - width: 160px;8 g! |0 p" \- `& v* I" A
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- .tooltip-toggle::after {
8 d( t: ^( r$ O$ d7 B% p - position: absolute;
0 K2 X5 Y! O* f U$ m, E# v, U - top: -12px;
' s j: K: p, t# j8 L( ` - left: 9px;
8 \9 B, d' J! F0 O* ^" D - border-left: 5px solid transparent;) V5 R# G( U7 j* S
- border-right: 5px solid transparent;
% o7 W/ z7 G; n; R - border-top: 5px solid #2B222A;
+ E% K+ y' S, x& g7 I" x! c+ V9 r0 Y - content: " ";
/ ?1 `) |+ r2 u+ h) G n* C - font-size: 0;+ a# F# O5 Q- v2 y! h
- line-height: 0;3 g2 p" b+ G; I
- margin-left: -5px;
( [$ } U3 Z3 Y! F2 e. r! M - width: 0;
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% B O4 n$ Y# }4 l5 o/ T" Y - .tooltip-toggle::before, .tooltip-toggle::after {& e+ y+ D4 J3 t' I3 U* T3 l
- color: #efefef;5 b* D* }# b3 t" R; {9 J9 w
- font-family: monospace;8 [: }, L u" i8 T3 y" @
- font-size: 16px;
+ j; w: V- W5 a - opacity: 0;
' \( @2 p o4 d* G% u/ p& m5 a9 t! s5 y - pointer-events: none;
' T# {1 R; {+ z# t8 D) u N - text-align: center;) C6 w- d2 m0 K" p# w9 E6 g' b8 o
- }
4 N2 W5 n+ S7 k9 s: R6 p - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
3 ]! }& N+ W0 C3 y! v! T \ - opacity: 1;9 L8 r! T4 l. W9 l: f7 e
- -webkit-transition: all 0.75s ease;( q% ?( ]5 O9 \8 [
- transition: all 0.75s ease;
' ?5 J9 ?* d& {. z, F" O. D6 E; u - }
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">
/ x7 e$ ^5 m. w' {/ F1 {9 @: J - <ul class="nav-items">% l2 @" N5 H6 Z' J/ ~" y6 y+ q Z
- <!-- Navigation -->
/ |/ P5 P% y3 h8 D1 e# o) v; y# n - <li class="nav-item"><a href="#">Home</a></li>
; P/ E4 q4 H5 h* J5 }9 x5 ^* \6 b - <li class="nav-item"><a href="#">About</a></li>5 D7 s* C1 \. h* L
- <li class="nav-item"><a href="#">Contact</a></li>
. E q% \: m# N' r - <!-- Dropdown menu -->
" x) v) r% h7 p) @' l, R - <li class="nav-item nav-item-dropdown">
1 z4 r$ v# C1 l t0 R - <a class="dropdown-trigger" href="#">Settings</a>
8 I3 l+ j/ O% I0 ^- p - <ul class="dropdown-menu">7 Q6 R/ A3 h$ P7 F3 _9 V
- <li class="dropdown-menu-item">9 U! F& U- d |5 e" B, u
- <a href="#">Dropdown Item 1</a>
* c" v& L S/ [) D1 ?: s0 @ - </li>% i8 t2 W. T2 M: Z/ I0 I: w
- <li class="dropdown-menu-item">
c. ?$ `' Z! s e, ? - <a href="#">Dropdown Item 2</a>1 {( R, g0 y8 k" A) |- E9 B
- </li>' p* O% e3 _3 e3 [
- <li class="dropdown-menu-item">
0 r/ t% ^" I. v7 }& w - <a href="#">Dropdown Item 3</a>& X [1 n2 V3 q& Q
- </li>
, q% M0 ?3 h! ^) @) K$ z - </ul>% S+ |; B, u3 ~
- </li>
/ U$ f+ v0 ?. ?2 \ - </ul>
" ^9 s# F: K7 R' Q; e - </div>
复制代码对应的CSS代码如下: - .nav-container {* i2 u& @7 }3 k5 z& B
- background-color: #fff;
5 E0 S5 x8 u/ | - border-radius: 4px;9 z. n' @) c' ]. U2 R& L
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- W% ?4 f4 w1 T6 E5 n( A" v1 V. ? - padding: 1em;
$ t/ T7 j, ~3 U( E4 U - border: 1px solid #eee;
C. S4 ]5 u) s0 U( ~, K+ c - display: block;; f4 y9 \" f: R1 A# Q; D: M
- max-width: 400px;
" X$ t# Y( T" C2 `" G! C! _ - margin: 0 auto;
4 Q: U* L% a/ e - text-align: center;- `9 w. a# `0 Y O. `
- }2 \. _0 L7 H# t: M9 A* |
- ul,
5 j J. p \/ c - li {2 W3 D, X7 w2 r% R4 i$ r
- list-style: none;
% `3 ]0 P7 a/ W+ n I, Y - -webkit-padding-start: 0;
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- a {
$ E; O1 z6 d( Z' J7 _ - text-decoration: none;/ |1 G3 y6 ]% J$ `
- color: #ED3E44;
% ?: A, w. V- v* L t( h - }
* j( F" G* g3 U, e - .nav-item {2 g0 b& w) W4 j- }
- padding: 1em;# m+ ^7 G5 d" k) \2 {3 Q, Z
- display: inline;* H }0 }* x7 J5 W* i1 v
- }
; [8 v$ w! z* l8 E, Q P2 W - .nav-item-dropdown {/ z, N# G9 }6 n# \9 `. m
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
, K% g+ w5 \$ N% p+ N" y0 ?+ ?0 u, L - display: block;
0 \7 K, Q* f: X g+ ~' F4 N/ m - opacity: 1;& {* K9 ^3 S" a; A6 P- _
- }" k* _; s; p% |" H
- .dropdown-trigger {" F. Y' f8 v% ^* m2 A8 o4 S, u
- position: relative;4 K k- K! [- G
- }9 ~1 ?/ p% S" v2 h4 s1 K; W* _
- .dropdown-trigger:focus + .dropdown-menu {
9 S* \0 |4 D0 E- Z - display: block;
3 F$ f( o: k; \$ t! U9 A - opacity: 1;
- c) _" p# D9 Z6 |: N - }1 u! i8 e4 O9 c/ V
- .dropdown-trigger::after {9 O/ E8 X/ a: i8 [
- content: "›";" h" p3 V9 `, l8 ~
- position: absolute;3 r' Q; k0 X) [% w( q1 k
- color: #ED3E44;
$ w" }+ d6 a9 V# H% Q# g# L8 X - font-size: 24px;
; U+ \$ F& M7 A' I/ x, w - font-weight: bold;( i5 |, a1 Y) i7 o
- -webkit-transform: rotate(90deg);
, L/ o' H' T( c( o7 d# u: G - transform: rotate(90deg);
. Q+ s3 L6 V+ m% [, _ - top: -5px;7 t) S4 _' p5 _6 h: Y9 o# Y
- right: -15px;
$ {9 C4 X# B! M - }
& @ Q& J' u) F8 w; q g ]4 a9 l - .dropdown-menu {
; S3 e" N- S3 n8 r - background-color: #ED3E44;
( `9 ]$ t( e4 R3 n# p - display: inline-block;
+ a; H9 \) ?, u' x! ^- S1 }. b - text-align: right;
6 Q. ^% o, q$ L: H& H$ N! H7 A% v, [' h - position: absolute;5 G+ V9 M7 K! w
- top: 2.5rem;0 i( R, S( \. K, n4 `' ^; b: z
- right: -10px;
I& V) V/ V/ ~6 H: } - display: none;
! g8 O* ^% s7 I& d4 N( v - opacity: 0;
+ z6 P4 Y' {& G! W - -webkit-transition: opacity 0.5s ease;
& R% s9 ]9 ^0 n5 G - transition: opacity 0.5s ease;5 _8 f+ z' D- K Q+ g0 }& M m
- width: 160px;' g+ O `2 T1 |
- }
4 U% D0 Y$ W) {2 J' Q$ w1 L+ B# q - .dropdown-menu a {
9 B/ \0 u3 W) j' ^8 j* L - color: #fff;' Z$ p$ K; g0 C* I4 K- X
- }
; m# x9 A0 j) i0 P8 R( o - .dropdown-menu-item {6 f. }* [9 Y& _( L$ {
- cursor: pointer;4 c) P+ H" T, Y+ B8 E q) x
- padding: 1em;1 ?6 ^$ S! B4 j
- text-align: center;
* A) x4 h2 y q; M: W2 m/ G4 c - }5 _2 t6 ? e K% l+ U
- .dropdown-menu-item:hover {
! |" B3 s4 _* B$ w+ o/ | - background-color: #eb272d;" q5 o" k/ o W8 ]7 ]! k
- }
复制代码
& [8 P; Q- ~, {0 m6 x- M, `可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; Y- A& j) w( t# s, j! q6 Q
- <!-- Checkbox toggle -->3 m* Y7 B' F4 t% `: f, g. q
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
3 `$ I) ^+ K3 [: m$ @( U' i" C - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
" r; F l$ B3 w* d - <!-- Content to toggle from www.mfbuluo.com-->! R! P$ [. k+ I1 I( H# v
- <div role="toggle" class="toggle-content">1 I. { M" j$ E* f, V- s4 L Y
- BA-NA-NA-NA!$ X1 Q* H; U z4 Q+ j0 |2 _
- </div>
" V: l- n2 U p$ i8 O0 {) Z* H - </div>
复制代码CSS代码内容如下: - .toggle {
) i3 L, z1 J" c( _- m - margin: 0 auto;
9 M' H0 d" ~) u( ?( I" d - max-width: 400px;, \: w @3 c1 | f5 Z
- }1 L3 F8 i! q6 x
- .toggle-label {$ k6 O( s( v. \1 L) J+ Z( U2 J
- font-size: 16px;& ?3 |2 m- a4 T4 r) J6 }
- background: #fff;
5 X# o* {" @! v; q3 L5 p - padding: 1em;
% a6 T7 a8 O: m/ L4 m( U - cursor: pointer;
9 G8 L. j) M; L O' n' @) g - display: block;
5 S0 ^& I2 W6 i$ o - margin: 0 auto 1em;$ Y3 U! y" Y _) a) K/ U R) ~
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, @* |" g) X% [* m$ U$ ~
- border-radius: 4px;3 m p4 Q- A, G/ c- g
- }, J0 V( A7 A+ o* ~. M. Z
- .toggle-label:after {
" v4 e- x, Y+ W - color: #ED3E44;/ ]5 Q, z" i, _7 W, `6 q- R5 `
- content: "+";
3 w7 d7 j9 I# X3 G9 \3 S - float: right;6 ^% c, }% g( ~/ k2 s3 G5 f! j7 ~
- font-weight: bold;! }+ O4 O- F( N) L
- }( l" G; ?- Q: v& ^: {
- .toggle-content {( |1 |2 m: D# S" K! Q, M
- color: #B0B3C2;
# H. r& t: L; T4 A/ u$ e/ k - font-family: monospace;! X X; V6 m+ j3 W1 ]- B) F3 [
- font-size: 16px;
" V# E$ |1 t! R/ R# g: f1 u& s - margin-bottom: 1.5em;: \, D; C- C3 d$ L& ^) b
- padding: 1em;
* r2 C/ Q' e' q+ ~" @ - }/ c7 l+ W& C8 Q, {' M6 V
- .toggle-input {$ P5 c: m: d1 Z8 s" N# E
- display: none;
! C, `+ x( S4 o: K3 `7 e - }
+ T; D2 C" T& E& d: c$ e( Y - .toggle-input:not(checked) ~ .toggle-content {. R' d/ u8 H+ [1 Z9 c2 u
- display: none;5 Z4 r2 s7 T. r( n* a) T
- }
: T$ u$ P: [% A8 a Q0 ]+ a { - .toggle-input:checked ~ .toggle-content {* {6 {5 \: e' J; v
- display: block;' ~5 M* [3 T. c; S% g9 {$ g0 f
- }
$ |. T R) s. v+ [7 L+ ^ - .toggle-input:checked ~ .toggle-label:after {/ y& [% q# l( Q
- content: "-";
& P, [0 s* R' |5 u - }
复制代码 & n) m, Q: h; `0 K) `$ e
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