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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!">, {/ B& p% d% {# B. l) o* I# V
- Label for your tooltip+ s& D- J6 Z# k! W( z7 }
- </span>
复制代码CSS代码: - .tooltip-toggle {1 o4 n$ W: M, A' |0 N5 m h
- cursor: pointer;: ~8 g7 |) a! D0 B
- position: relative;8 `6 V |+ _, H& L- A# f
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- .tooltip-toggle svg {3 H2 a- W6 {! j1 u6 H! G
- height: 18px;' Z: R, p& g$ G
- width: 18px;
9 X. M. ~. A9 g" h" U4 w- B' ] - padding-right: 0.5rem;
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- .tooltip-toggle::before {+ x3 a8 n ]6 a% r
- position: absolute;
: d' h1 a1 \ Y5 j4 U) L - top: -80px;
$ ]1 `; O Q v9 y/ ] - left: -80px;
0 ]8 O% h [1 c0 W - background-color: #2B222A;
$ p- S; B: g2 }- C8 n - border-radius: 5px;
! B" F5 d# j8 B1 ~# U% a1 y - color: #fff;
8 R: A: l2 J$ T - content: attr(data-tooltip);/ ~4 |2 A* [) W6 k
- padding: 1rem;
2 c2 s# k' Q+ ~ - text-transform: none;
# f& C" C; y& Z5 F - -webkit-transition: all 0.5s ease;1 C$ c1 C; F5 j4 X
- transition: all 0.5s ease;
6 c9 I& F4 P O! ^. }* F* E - width: 160px;: g6 I8 ?0 i9 e- k, r; _, Y9 ^
- }
" T# W1 N. J/ g* g8 N( g" ] - .tooltip-toggle::after {0 l9 r# p* e f) ~, U; v
- position: absolute;
% B$ D8 W# w( l7 D- Q3 y9 { - top: -12px;
# G' `8 \8 S7 J$ Q4 Z7 ^! N - left: 9px;
/ i2 n' I% b% w7 s - border-left: 5px solid transparent;
1 v0 K: z4 p+ S( {! @ - border-right: 5px solid transparent;
. I/ e6 C/ M1 ?9 [0 V7 ] - border-top: 5px solid #2B222A;, t( R# z) a! n& v4 ?0 T0 h
- content: " ";
@; X$ {" E+ X6 o7 F' a7 \ - font-size: 0;) f( ~% W2 r+ O" W
- line-height: 0;! b( Q& v) E* ]
- margin-left: -5px;
8 p( k' d+ f/ i5 \. f9 n, H0 _7 h - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
f* u! U6 N4 c. [ - color: #efefef;
; P$ I4 D. c4 E5 O - font-family: monospace;3 W( X" J" X& ~% o3 t
- font-size: 16px;" D4 {* H( X2 A3 x. J/ w; [
- opacity: 0;
. g' F+ l( D" @5 Z+ ^0 g - pointer-events: none;2 l6 b7 P6 X2 s# v
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {6 k m; P9 D2 g- J: r! u
- opacity: 1;
/ B3 v+ @: Q) k5 D8 M - -webkit-transition: all 0.75s ease;
) T0 _0 ?7 z8 h - transition: all 0.75s ease;! ?" U: E8 } L% ~8 X E5 M
- }
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">
; j3 F' O/ ?) ^3 B+ c5 @ - <ul class="nav-items">: Q2 }; \/ b, O u, B
- <!-- Navigation -->
3 C( E% u0 { _1 T$ g# G - <li class="nav-item"><a href="#">Home</a></li>+ v* }. y) @8 I/ ]3 P4 v8 D8 V, b
- <li class="nav-item"><a href="#">About</a></li>
Q8 [* ^8 ~+ {! V( f - <li class="nav-item"><a href="#">Contact</a></li>% L$ R& b$ O& P2 F) z
- <!-- Dropdown menu -->, m( e& `4 b/ S! L3 S
- <li class="nav-item nav-item-dropdown">
4 j C. @7 J2 h+ f1 m6 F - <a class="dropdown-trigger" href="#">Settings</a>( V2 ?$ i- j9 [7 E- e5 Q( Y2 ^6 r
- <ul class="dropdown-menu">
5 g5 D/ ^' X6 h# X9 s - <li class="dropdown-menu-item">
- a3 B6 t8 w+ V2 v( q* {+ H9 g - <a href="#">Dropdown Item 1</a>! f0 }8 P- m+ v/ L( e, r3 `
- </li>, J. ?$ b. W g! O+ }
- <li class="dropdown-menu-item">" C: Z. }* N' ?
- <a href="#">Dropdown Item 2</a>
& z! q. C: X% p* V. } - </li>
% s" f8 |/ Q! n' |$ L0 M - <li class="dropdown-menu-item">" C9 v, Z4 k) s8 |, C4 u
- <a href="#">Dropdown Item 3</a>
" Q7 A% ~/ M- }% g5 `! X - </li>* p1 Q/ D, Z2 p0 D3 M0 G' B
- </ul>) _% P$ P2 _% {" E i* W
- </li>
+ o+ W+ d4 M/ q) ~. c - </ul>) b/ I4 s/ d4 d9 M( `% R! _; r
- </div>
复制代码对应的CSS代码如下: - .nav-container {
% k# K1 r3 n: A9 W3 | - background-color: #fff;/ O- c) s) D+ G5 [& F4 ^1 p
- border-radius: 4px;. b$ u8 ]4 u- _. Y1 m+ c# t3 w
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, ` c. O! _ U4 H# d, { - padding: 1em;8 h6 Z% s- I3 N, T6 x, K* R% L
- border: 1px solid #eee;, U3 r, o# D. A" `: d, V
- display: block;
4 [; p1 f4 t6 l& K. M8 N - max-width: 400px;
0 m) k* L) a. |; g; ?' l( c- L# n - margin: 0 auto;
/ L' c; o/ N6 c; @ - text-align: center;
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- ul,) v6 H, t; g A9 H% S1 u
- li {) P# ]8 c$ c4 U
- list-style: none;
- c( O |8 t1 \' ~ - -webkit-padding-start: 0;8 A' r$ x0 p$ f/ A* P+ l
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- a {
, V8 R! [" E+ o! r) ]; B6 ~ - text-decoration: none;$ E# d5 k, M2 l: [+ R# q
- color: #ED3E44;! R3 ?) ^1 R' P- j4 U+ \
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- .nav-item {4 j' l* C, b, L" Q2 Z8 d
- padding: 1em;4 Y+ q% S4 I# \1 A
- display: inline;2 T* X" {# Z3 m% k. [% i
- }
7 J$ \- e/ N% d4 j. x) q0 j - .nav-item-dropdown {
a: T* r' x, F3 t - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {; @6 u/ L0 s7 t) l# ~8 I, @
- display: block;
% U5 H+ m" x# {+ Q' w1 Z - opacity: 1;
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# W! i% k) _9 V& g - .dropdown-trigger {6 ]/ z9 o" U/ V3 f3 y7 A
- position: relative;3 d& m3 }% ` D$ m
- }
6 K! X8 m }: T+ i2 p p) z5 f - .dropdown-trigger:focus + .dropdown-menu {4 @' y* k' I. l/ u7 v: c# `
- display: block;
9 |' {7 z) I) ~* Q- O- }% v - opacity: 1;0 [: T2 R G) m! y3 X' Y+ \
- }
+ K) p _; h' o0 @. k - .dropdown-trigger::after {
: R; N" R0 T# R$ W4 k - content: "›";. b( w$ ]7 I% E8 }" c
- position: absolute;! s) @) |6 Y3 Y" f8 L/ {' S
- color: #ED3E44; z- T: m8 t4 H b v; G5 d
- font-size: 24px;
; e4 y e' v+ P" `4 i - font-weight: bold;) t( b. S% f4 M9 M
- -webkit-transform: rotate(90deg);
b0 s3 p' W |0 c$ T; K) v - transform: rotate(90deg);
5 ^, X% w, @8 r% y, p - top: -5px;
; j2 k- `/ I7 d- ]( z! ]" A( g) ? - right: -15px;* r$ V1 x* t+ x( a5 ^
- }
7 F4 S! a* m, P+ r( x - .dropdown-menu {8 w" }' N) ?+ c9 D/ H% ~3 X- S
- background-color: #ED3E44;3 g7 E! o ~4 O* m- F8 g
- display: inline-block;
: B1 q4 w* f8 ~, N9 @ - text-align: right;
. x! ]6 ?% U7 E: j4 U/ ?' p. i - position: absolute;' c! n, u$ B) @$ ]4 x0 W- T. g
- top: 2.5rem;% O+ O. k/ L& @8 j' o: ]8 U
- right: -10px;- N0 \) ^4 s0 Z. M
- display: none;
, \( h2 J/ L& E- p$ j1 M) l - opacity: 0;
3 ~2 L1 r7 ~# u R5 I: {* S) { - -webkit-transition: opacity 0.5s ease;$ }4 n0 Y) a k9 [( J% o7 }
- transition: opacity 0.5s ease;. w3 P$ h: f5 e. o3 L; R" t) l
- width: 160px;
, O* m* ^+ V1 j+ q6 j - }
; }9 i) U6 S, t3 J) |& c( ~& @ - .dropdown-menu a {& O3 D+ o1 x6 t6 }3 w" t! ^0 E
- color: #fff;
6 R4 w& o* J9 b0 x - }
! ^' G6 x# D {1 U - .dropdown-menu-item {
9 {6 v! }- s4 @5 e0 v5 s - cursor: pointer;3 @7 z; ^1 Y4 m% c
- padding: 1em;
' A$ x, O7 Y/ h+ w$ J - text-align: center;
5 `' d# O3 O: w$ Q4 Q% W- p - }- J8 J6 y* m, p7 s) a( y# p# Q
- .dropdown-menu-item:hover {* x m* M( z( G' U$ j, n2 q9 F
- background-color: #eb272d;" U8 c2 ^ e1 ?/ C9 w" P
- }
复制代码
- k6 A" k4 {8 s$ V B可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
. C1 h5 T6 L' H- w( k - <!-- Checkbox toggle -->
2 w: ?' W1 i2 L+ b' Y% a# C S4 {* x - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! N! h7 n& G0 F/ d; |/ F - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
% R+ D4 Q; r. t5 p) r/ Y - <!-- Content to toggle from www.mfbuluo.com-->8 k, ~: W. S+ d% B! E/ {' x8 i
- <div role="toggle" class="toggle-content">
8 u0 [; b1 P+ f- V |+ c9 B/ J - BA-NA-NA-NA!
. E2 I3 _8 q' ^$ a; c8 V - </div>4 Y6 T; T% _+ N" M0 q+ _$ ~
- </div>
复制代码CSS代码内容如下: - .toggle {" a1 ?/ H( w3 ~3 n/ H* j, L
- margin: 0 auto;
& J5 u: A! V3 P( ]! H9 Z. @ - max-width: 400px;
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' L o7 W3 {0 h2 `: l {, `1 p8 H1 v - .toggle-label {7 _9 y, a% G. i3 ]- _
- font-size: 16px;; X. t5 b3 x, _
- background: #fff;9 `4 V& _, N, |5 L- A
- padding: 1em;* F3 V" _9 B# w# t/ T6 y V
- cursor: pointer;
3 w3 Q; D2 V" f5 } T - display: block;
: E# N* Q, {7 ~! Y - margin: 0 auto 1em;
3 O2 |9 O/ y; m' E( m5 `1 w$ i5 y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ T* t4 ]6 I+ y3 o - border-radius: 4px;
) H1 ?5 D7 ~& ^2 U - }
4 M1 e, |' z( r3 b8 I% k8 f; a - .toggle-label:after {0 q: W8 K8 g! N
- color: #ED3E44;( u8 n8 l6 y, H6 G i
- content: "+";$ O2 Z7 N1 |8 Q2 d1 K# `
- float: right;
# G, S# b' L) Z# ^5 o( ` - font-weight: bold;% Q9 R6 A3 H6 }2 t* z# X% X
- }' v4 s n8 }8 l6 D2 k# U: [
- .toggle-content {
% K2 R$ ?0 b7 P; q - color: #B0B3C2;- }% N: ]# }" E5 Q
- font-family: monospace;* o s, p# D" k. I( t
- font-size: 16px;
" ^; w. ?! I. _: Z e - margin-bottom: 1.5em;
5 C/ m9 u% D1 D - padding: 1em;' W% H$ t% Y) h! Z v4 S
- }
7 k e) ]5 i8 s% \. \& h - .toggle-input {# n5 Z: V" i5 G: S" |" A- D
- display: none;% a* I6 G% d# f3 D
- }
$ Z6 A! K0 c( v5 D+ k, p9 x - .toggle-input:not(checked) ~ .toggle-content {5 d" z& ?% `& Z- R* e$ k
- display: none;
& d2 o% F+ n" E* o2 T1 E - }2 `1 H: l }8 \
- .toggle-input:checked ~ .toggle-content {0 }! ~# d! w/ y: A! y/ ^
- display: block;
. Q; u, J. C$ S* W$ v& r - }
- v& d& _* @; e$ @9 `8 H4 d0 m - .toggle-input:checked ~ .toggle-label:after {# ]: P3 P/ M& [5 m
- content: "-";9 f8 Q" w# `8 H7 T7 N- Y$ s
- }
复制代码
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