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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!">
+ i: [, o' J- v. N) L6 D p/ J - Label for your tooltip
7 R) A& N: p2 `4 _9 K# m - </span>
复制代码CSS代码: - .tooltip-toggle {
' S" B w b) F% m - cursor: pointer;: @3 D0 a" X% B# I& ^
- position: relative;- ~7 i$ g5 k/ V$ K2 V
- }
. _4 B# C; \1 o0 ~1 b' I' k L m1 K+ q - .tooltip-toggle svg {; c" J" I. _% W
- height: 18px;, n/ \$ K# r6 c& [, I/ S: Y
- width: 18px;9 {5 Q$ B$ P( C4 g; ~0 N/ [
- padding-right: 0.5rem;- x( F7 b5 s- E, S% i i; K. @
- }) F# F2 q3 N- W/ X; t0 n! g
- .tooltip-toggle::before {0 E6 i, N. [& `" r8 A
- position: absolute;
% r+ L' x+ x8 m1 U) Y2 ?: P - top: -80px;; n. j0 E( Z# n+ C s# ?
- left: -80px;
( c, g" O7 q+ J: E6 Y' e - background-color: #2B222A;
z+ x. x7 s9 @ [ - border-radius: 5px;
& }* g- P% n& j% c - color: #fff;5 H5 @# `$ q4 p2 W
- content: attr(data-tooltip);0 z/ H; g( \3 O7 ^9 Y k- ^" _6 k
- padding: 1rem;! _4 U: s8 y9 t: f6 V% v
- text-transform: none;
" {2 n6 M9 f, J3 m$ l - -webkit-transition: all 0.5s ease;
, X$ c6 @ C% S! C$ M - transition: all 0.5s ease;
" L3 P! s$ l( F4 K - width: 160px;, e& M& i2 M: _- t, K
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- .tooltip-toggle::after {: q4 y# |/ p% [& t
- position: absolute;9 z) S8 K$ e( L- v- p b
- top: -12px;* J; K# p* j0 L- k/ R% o
- left: 9px;
4 A1 @- K/ K1 t+ F3 H- u. M# ^: ? - border-left: 5px solid transparent;
. L% I: B2 y7 A& P - border-right: 5px solid transparent;2 q8 O/ } L, c f: l1 u5 Y- ^
- border-top: 5px solid #2B222A; c: o4 o, ]( k& W" V {
- content: " ";' h; e, M" L: S$ w: G, h8 X
- font-size: 0;
0 h% q$ R5 z6 a% W4 h - line-height: 0;# X" g4 z9 ~7 o5 ?2 \$ z
- margin-left: -5px;
4 D3 L- m x# x* q - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {# i9 Q; p$ Y z+ y. J1 q
- color: #efefef;
+ S: S1 D% c r5 F8 s5 q - font-family: monospace;
* r" d0 N8 }! ^ - font-size: 16px;
3 }4 F! a6 e& D - opacity: 0;
: {4 c b2 @9 u, c+ T4 } - pointer-events: none;# Y# _2 T, a, s5 L8 g9 [
- text-align: center;6 p6 o$ q/ e. X
- }
( h" r# s! @+ I, o) E - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
V( c0 U% H1 o - opacity: 1;
9 N4 P- Z! g! O, U4 t$ b9 W9 t o - -webkit-transition: all 0.75s ease;
$ |7 ^( w$ A* P4 |5 e - transition: all 0.75s ease;- [3 i2 M; d0 A, 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">8 B* F! v% b- m
- <ul class="nav-items">
: L0 k. {0 k; \" e J8 @2 i - <!-- Navigation -->
; B) P0 v& n* M0 c9 f$ a - <li class="nav-item"><a href="#">Home</a></li>0 B# J! S2 p' C* P5 u
- <li class="nav-item"><a href="#">About</a></li>& d# y: V C6 e& j2 w& U* _+ c" [
- <li class="nav-item"><a href="#">Contact</a></li> y& m% ~; l0 @5 Y7 w
- <!-- Dropdown menu -->
: r4 A# b- h% ^. Y- X - <li class="nav-item nav-item-dropdown">0 |0 U% R1 g4 B# ~: b
- <a class="dropdown-trigger" href="#">Settings</a>
/ a9 U0 R8 w$ r - <ul class="dropdown-menu">, y- i" r' s/ H# t: ~7 b
- <li class="dropdown-menu-item">8 O# B- g# u- Q9 m1 |9 q
- <a href="#">Dropdown Item 1</a>
, Z) v/ Y r. x6 X8 b - </li>
3 O3 L" R$ f J* h, d, P; Y, g# t$ \ - <li class="dropdown-menu-item">
# }# E9 z- S" w" L - <a href="#">Dropdown Item 2</a>
* V9 Q5 E, b3 q$ a2 D' } - </li>
`2 N& k# F% @ - <li class="dropdown-menu-item">- f8 F5 [$ L$ }$ E. \1 `4 K: ?( w4 ^
- <a href="#">Dropdown Item 3</a>
6 o# B3 V7 ~; h; k# p - </li>
# x- k6 n+ L9 K - </ul>
# J' ^' ^9 | l$ K Z5 ] - </li>
- _; Z& l- }* [4 [6 F - </ul>
; E- u. l# V' h - </div>
复制代码对应的CSS代码如下: - .nav-container {. ^( R0 a1 V7 t: f# M* a6 H
- background-color: #fff;3 q5 Q) y8 D1 p5 D
- border-radius: 4px;
' a- m& l* H8 I' B - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 N q- a' u" a l6 N/ i0 y5 F. p
- padding: 1em;& d* i$ Z- Y. D; S
- border: 1px solid #eee;+ y5 d4 ~# {! A3 T8 }6 D
- display: block;
4 `* Y9 v A: q7 q, G4 T - max-width: 400px;/ K: S% ?9 `; B+ a, A9 y% Q
- margin: 0 auto;
. V3 s/ n: C: a - text-align: center; W) Z! [8 Z) h/ L; O
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- ul,2 [! x4 W& D5 L7 U
- li {
8 B K3 {* R: {! C' }6 f" J - list-style: none;% ]$ e" |* s. i2 g# e$ y9 k5 M
- -webkit-padding-start: 0;
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- a {& K4 R. Q4 G g
- text-decoration: none;6 c' b, k$ @ v/ g' J
- color: #ED3E44;
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& K6 \- d- {( v, Q& Y - .nav-item {
' K' [, D$ e: z G1 C% A2 Y - padding: 1em;) f, K) Z8 M, T5 G3 U
- display: inline;
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- .nav-item-dropdown {
8 q0 ~3 o7 s4 u' t2 ~. t - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
- W! q5 \- b, R, q9 { - display: block;8 Y% w, F" R- K' B3 h! a
- opacity: 1;
6 J4 Z5 y. s, b, x# {: L - }
3 N$ {" {3 t& S% g - .dropdown-trigger {7 A, ]- D8 N# V( B' P
- position: relative;+ [/ _+ J0 b$ \( U3 _% r
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- .dropdown-trigger:focus + .dropdown-menu {! A& T+ n+ J5 {4 l. V
- display: block;
0 R; U/ P3 D8 E; x/ ^& ? - opacity: 1;
+ }/ M9 q' `& f; S7 x7 s6 o7 Q/ ^ - }
, H2 l* S$ t, g2 y, t8 c - .dropdown-trigger::after {
+ W; }" E, t$ B; G' o - content: "›";& Q! O- C, L& j: k* @3 h
- position: absolute;! p- O/ H# v( f" K2 H
- color: #ED3E44;9 T! f' W! H8 _2 [
- font-size: 24px;: g# H0 n0 _) Y% \+ m
- font-weight: bold;
$ m8 q# K( D& F - -webkit-transform: rotate(90deg);
4 i F+ [" @8 w6 `7 Z - transform: rotate(90deg);
1 v( `, m7 O ?$ h/ Q& G3 ^ - top: -5px;
3 S5 x j4 ?+ {% ^ - right: -15px;
4 O. U2 W1 W9 K% |. X - }
2 }' R M8 U. s2 U - .dropdown-menu {" E* a1 {* k- F, F; G
- background-color: #ED3E44;
* W& h/ w8 @4 |- a( w* N - display: inline-block;& ]) o2 E8 t& ? Y$ G' `+ }! q6 `
- text-align: right;1 [) K u5 z; k1 L1 h5 Y
- position: absolute;/ g: l+ @8 a" c8 L
- top: 2.5rem;# N& ? r S+ A% k% u; R o8 W! C
- right: -10px;
* t* y9 Z% B9 l. ?6 W! m' n; V0 U6 z - display: none;/ t, y0 _0 n: g# P0 c- b1 B
- opacity: 0;
2 F" t& E: C* |" h - -webkit-transition: opacity 0.5s ease;
/ N, J3 }. V! p. p7 X - transition: opacity 0.5s ease;
- w6 ^, `4 |( Q$ x L. h - width: 160px;% ?0 D' ~% f; r. N4 s g
- }
3 @; U1 u0 G0 C - .dropdown-menu a {; f2 i( `* Z9 X
- color: #fff;0 _/ O$ K! j2 `7 R u9 I
- }
! L: I$ f5 w# Q$ E# v - .dropdown-menu-item {* g) V/ w4 u+ V; K
- cursor: pointer;
" t2 T# ^) Q1 T- j J: ? - padding: 1em;2 k1 ]6 _/ B7 A$ r( {1 U, z4 g% s3 q
- text-align: center;3 R9 }+ K& G# _$ Y! T3 j" {/ S8 _
- }
3 ~8 j# @' ~% s% x0 M - .dropdown-menu-item:hover {, J% Y- `& J2 y" s- u
- background-color: #eb272d;5 r# B& C) ~- G7 X& T' l
- }
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7 O' |& }) j9 o, ^3 I+ ?+ j! M1 i9 c! [可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
! p. y+ L* x' y' h0 p! ? - <!-- Checkbox toggle -->
7 R" Q* m7 `7 ~, J- F - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
w; R$ M5 J5 r/ g( u - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>0 n" B. a7 @: R; T, M
- <!-- Content to toggle from www.mfbuluo.com-->
# R7 R3 ?' S5 H% a: W# m- K8 h - <div role="toggle" class="toggle-content">
$ `0 r1 b+ x# E - BA-NA-NA-NA!* q$ u/ C8 z, Y
- </div>; W' x+ ~6 e+ @. U2 r
- </div>
复制代码CSS代码内容如下: - .toggle {
+ p) U3 c2 F( w ^7 Q1 y! |6 g P, o - margin: 0 auto;
4 m/ {4 k( \+ B - max-width: 400px;
. Q; Y/ o7 K, j8 y" T# |( @' Z - }
0 u! x& u6 ~: {5 N' Q - .toggle-label {4 E+ b, [+ @8 Q& U* p, W4 W
- font-size: 16px;7 ]: N% U% Z# c3 r7 j, ?
- background: #fff;7 C8 a6 y6 t7 b+ W- j
- padding: 1em;: }# g. K& B% o0 e: _2 h+ j: m
- cursor: pointer;) W6 J; O3 N: m: [" k/ ?; F+ C; _+ n
- display: block;( r) ~ t0 K! F0 s9 L7 y# u
- margin: 0 auto 1em;; C& h4 o0 f% H. P6 J
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
k8 z+ O5 _ C! @, b( Q! p1 b - border-radius: 4px;
A3 o6 Q8 q! o' l& T" `- O9 u& _4 E& K7 h - }; Y- u3 ?# \1 {3 V
- .toggle-label:after {
( f; G" ?/ S% k# R, d! c - color: #ED3E44;1 H, c% E+ }8 X$ Q2 h! F
- content: "+";0 |4 ?7 p/ o; @
- float: right;
; k" B7 v) x- k5 ]9 m - font-weight: bold;8 ?* j3 x+ W+ G \2 n* }( h1 @
- }, x0 M U3 p. `# \2 q( }
- .toggle-content {
3 \$ p$ _0 Z, H7 ~ - color: #B0B3C2;* {: c9 E: B: [% |. B. e9 q
- font-family: monospace;
' b. D. P9 p" c8 B0 q - font-size: 16px;( ~ \+ z" B% M. d( D. \
- margin-bottom: 1.5em;. g2 T5 W0 z& I$ N' D6 Z
- padding: 1em;
' s$ } g" O& ` - }
1 }6 p. s0 }+ g9 w% U - .toggle-input {
& C; e2 s- ]! |% d2 q - display: none;
$ l' `) G- M5 [% O4 o# n' u6 M8 P - }4 C5 _$ B( r* f- ?
- .toggle-input:not(checked) ~ .toggle-content {! J! R% Q* z/ i- Y4 r# o1 r% `/ [" u
- display: none;! {5 h% L/ A) o2 F2 s) O
- }
# D' b# M, W, W0 L - .toggle-input:checked ~ .toggle-content {
+ S) j- ]: p" o! C - display: block;! F+ S. i s) c' f1 d
- }
0 d. r& w5 m" X. K* u* b8 k - .toggle-input:checked ~ .toggle-label:after {& Y9 x3 r7 z; U7 P, a+ K
- content: "-";7 ^9 L; @1 j* Z- l
- }
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