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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% B1 s: I& |- n( p, g( j. p - Label for your tooltip3 e# J. W' }7 C, m& d0 _0 G
- </span>
复制代码CSS代码: - .tooltip-toggle {1 X1 _5 B+ j @1 A0 G+ C% M. D2 t
- cursor: pointer;
. X% q! ^& j& d% l7 }! c! B$ Z - position: relative;, f* `' B! q% u. [ x0 w# z! _# A
- }
! G, ?5 w2 C; k9 D: { - .tooltip-toggle svg {/ k( n$ x7 i3 n$ U/ v- E$ s, P
- height: 18px;
6 f) \. ?7 d+ M5 i - width: 18px;
6 h1 R1 E/ d: m - padding-right: 0.5rem;1 h% Y8 ^* M& W4 A& B- I
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- .tooltip-toggle::before {% q& L, p- t4 b: d% h4 d% l
- position: absolute;9 k: N& |9 d% b6 X
- top: -80px;
- v6 K1 L9 ~9 ~6 m - left: -80px;
$ W) C- B3 K0 w( l1 M2 e# S3 b - background-color: #2B222A;
. B! o! R0 u7 T, i: ~* |) o - border-radius: 5px;6 u9 w* s3 P2 g( b2 u4 l
- color: #fff;7 ?: z! e8 f+ y6 {' {6 L
- content: attr(data-tooltip);
7 k" Z N7 ~ j - padding: 1rem;
4 U! {! N" q4 O, T1 i - text-transform: none;
9 V9 U5 |# A; d$ m5 ?, R0 j3 U - -webkit-transition: all 0.5s ease; ~& l' Y5 P2 }, B/ q1 ~% }% C3 f2 o
- transition: all 0.5s ease;" B6 q4 }* X& Y
- width: 160px;( W% ~" a- }* R. T# X9 r# R) u4 w5 u
- } }. t$ {2 }) h( B: d
- .tooltip-toggle::after {
: j" s* Y/ W4 x - position: absolute;: K( D' Q7 g0 B0 f
- top: -12px;
9 K# L! u9 O: q7 |9 o - left: 9px;
9 t" l- R7 Y; N2 a# ]! E9 @5 ` - border-left: 5px solid transparent;% n1 _. x( J2 {( s
- border-right: 5px solid transparent;
@# V9 @# k# d) N# I1 I - border-top: 5px solid #2B222A;
9 _/ T7 b& S* [ - content: " ";/ E0 ]( B- x! L3 H2 l1 A' i" F
- font-size: 0;
" ~$ q: g# t- [$ t( k6 O8 g - line-height: 0;' ~3 n3 g( h/ {3 n* W; b% x, C
- margin-left: -5px;/ i6 N. z" g7 t( R# k# a' q
- width: 0;! @& ?6 q8 `' Z1 Y( H
- }) n! T2 s! P0 J: E' P$ ?! O& ]
- .tooltip-toggle::before, .tooltip-toggle::after {
8 `' G# k0 K- B, L - color: #efefef;
0 P2 ]/ P; s: y7 w( I6 Q0 I' c - font-family: monospace;' s( |- X: `) \( x
- font-size: 16px;# T$ @1 j6 S" B V5 n6 k( T2 t! ]
- opacity: 0;
& D! ?- \" B Y! ] - pointer-events: none;1 I8 s1 T8 J/ o: f, k" i$ R$ q5 q
- text-align: center;$ c$ l3 q4 U# {: S
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {% ]2 g0 I3 ^- }8 |5 j5 P" l5 k
- opacity: 1;5 H7 p- T8 U, B3 I! e- H R
- -webkit-transition: all 0.75s ease;
, U. M2 \6 v% y4 R - transition: all 0.75s ease;
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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">/ }" X) |( k# h' \6 A) t
- <ul class="nav-items">
) H4 e6 D0 [+ z; S# Q - <!-- Navigation -->$ S Y( j, K0 y) L
- <li class="nav-item"><a href="#">Home</a></li>
6 R/ X% D2 S5 f. N. h) Y - <li class="nav-item"><a href="#">About</a></li>* u3 e. [, a3 J7 T5 H) g
- <li class="nav-item"><a href="#">Contact</a></li>2 U& h/ @- z! }6 T+ \; F
- <!-- Dropdown menu -->; d V* ]5 U) X, ~6 K! k1 t
- <li class="nav-item nav-item-dropdown">+ U9 \4 Q' U7 T
- <a class="dropdown-trigger" href="#">Settings</a>
+ @6 U( x# r* p3 Y( `9 g, Q - <ul class="dropdown-menu">
- m! P. x" I- g5 r! D2 @5 i5 s" @ - <li class="dropdown-menu-item">
- c& [ \/ D5 U, g+ v - <a href="#">Dropdown Item 1</a>
' a( w# v' p3 m) W# t! T9 D+ v/ ? - </li>
6 q3 L1 E: f, j7 _. v7 b - <li class="dropdown-menu-item">
- i# ~ G# C1 W5 d# D - <a href="#">Dropdown Item 2</a>0 p4 E, {" d- J1 a5 |7 C: ?
- </li>+ v. W* q R( r
- <li class="dropdown-menu-item">
1 ~2 y4 V w6 o7 a/ V - <a href="#">Dropdown Item 3</a>
# b+ g! b% f' L, v9 ~ - </li>0 E0 [3 i ?' z- v7 A
- </ul>
" _- r2 p ?" t! q$ f - </li>
; Y% {& [1 W/ l7 I7 J* g - </ul>
% j: N2 {0 n+ D$ |# ? - </div>
复制代码对应的CSS代码如下: - .nav-container {
) ^$ u l7 {9 A/ `5 w - background-color: #fff;
" P% {3 ^- ?3 a" c# \# ?( j$ e - border-radius: 4px;
* t* S. T5 M$ y4 b - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ `, |/ ]8 `. X {% { - padding: 1em;
) n& z5 a- s# M7 s! X - border: 1px solid #eee;- S/ v; ^! s# o6 l# o
- display: block;& B- g1 ^" T. R( K& Z _( f
- max-width: 400px;/ @% L0 C* w. l$ D/ ]1 W' @
- margin: 0 auto;
" \7 X6 M: b8 ^ - text-align: center;
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- list-style: none;
; q- n; Z* n2 H0 W2 D4 D- [6 S; [ - -webkit-padding-start: 0;# W/ N3 F( E) P! d
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- a {
! u; w/ Q6 F* [* s7 ]& h - text-decoration: none;
y: k6 K6 v+ T& a& p# V - color: #ED3E44;4 ~% }* ]. }) O& {+ U. o- P
- }
, n* p( b c& z) l* [! h - .nav-item {
4 \- b% ~* Z7 j+ w5 b/ l - padding: 1em;
3 H+ w& o H# A - display: inline;
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- .nav-item-dropdown {& B3 N: J/ \: E+ ]- |- R+ ^
- position: relative;1 D3 v# E8 u- P5 P2 q1 m
- }6 e7 f! \6 ~5 A: j, |$ ?. L
- .nav-item-dropdown:hover > .dropdown-menu {5 ?7 m8 ^' N% o+ J' H
- display: block;
8 K7 b; P" r' M4 z9 u" q - opacity: 1;- Z7 E5 b, d: H6 m# u
- }. {7 u ^5 a' _
- .dropdown-trigger {; J4 N6 q* m3 Z' g
- position: relative;9 o0 G8 d0 u% z# d$ K+ E' S& A+ @+ {
- }4 `, t' @/ p5 t7 h7 A! [: l
- .dropdown-trigger:focus + .dropdown-menu {- q N$ M6 }( @& L3 F: S/ S
- display: block;7 R5 k: n' F0 ]( I
- opacity: 1;0 ~7 g+ W; L' n3 s2 e) b/ w% i
- }
0 ]9 x* C, r) s9 m - .dropdown-trigger::after {1 Z3 F5 |6 _7 r. l
- content: "›";
* F/ y# B3 x2 C5 |1 c - position: absolute;
O9 j# N9 X2 g5 A# c1 U - color: #ED3E44;+ F/ b: f8 Q2 F c
- font-size: 24px;: Y: p& Q9 |* u" @
- font-weight: bold;
- z9 q4 l/ g+ j! w" U - -webkit-transform: rotate(90deg);
7 }$ {5 [. ~. x; R- w0 N - transform: rotate(90deg);
% a. B0 N' K0 v; i$ K$ _9 n8 q# H3 M - top: -5px;' w) e' d( ?$ y3 Z0 \8 @0 J; I
- right: -15px;( g C( h3 c. @
- }6 F; J9 c& R6 ^: d( V2 p
- .dropdown-menu {
/ ], O& g0 S, F, c" G - background-color: #ED3E44;
1 O: R* `0 q! L% g" y - display: inline-block;
$ Z _. o! p2 [. F7 b5 W) a! v - text-align: right;" j: ~4 y9 l2 |$ H% I0 K. J
- position: absolute;
# b Y" p6 z& V6 i9 T - top: 2.5rem;
; a. {- U+ [$ [& T* ], Q - right: -10px;
' F5 p0 {* l* }4 @, U( S9 n - display: none;
! M& [/ Q. g+ V2 J4 z1 f - opacity: 0;
+ J& ~4 ]3 m" K3 D+ W! p - -webkit-transition: opacity 0.5s ease;+ @ X0 L3 g2 [5 z8 S8 n- N
- transition: opacity 0.5s ease;
5 r: M! w: B( m - width: 160px;( r6 _9 q. S* h) c: [0 k# S$ w
- }
& s j' R& I5 \# z: l. U - .dropdown-menu a {
( N; I: L7 L% x" k4 H$ k6 q - color: #fff;
4 Z7 C. Z) z8 {$ L% z: K' o - }4 @' l; l: E3 z2 J. g' @
- .dropdown-menu-item {
/ c* k4 H# }! k" {2 F% B" b1 u: ?' R1 n* T - cursor: pointer;
( u8 h6 i0 D1 f) X - padding: 1em;
$ ^$ x- e" G8 ~# S - text-align: center;7 ^- s" k" r3 U1 Z# d+ E
- }
+ a; |0 i- m, A! v0 g5 m - .dropdown-menu-item:hover {
1 b; d$ |* d& J9 z - background-color: #eb272d;/ P0 J. C* I6 i
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
8 }: E5 e# F7 A( J% i - <!-- Checkbox toggle -->0 b& F4 B5 G2 n/ z8 m; H
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
v% D7 K: K+ k3 f+ _ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>. y& \5 b4 [, R2 q% [
- <!-- Content to toggle from www.mfbuluo.com-->
5 n# m, d8 Q# O- E9 U. i - <div role="toggle" class="toggle-content">2 K- U5 m8 t; Q e
- BA-NA-NA-NA!( i r* K8 H4 ^3 F3 Q. ~0 G
- </div>7 N: }( s5 V+ Y; I7 R n& P) w5 f, Q0 L
- </div>
复制代码CSS代码内容如下: - .toggle {
# ?: V" }( O g8 i# f7 K0 d - margin: 0 auto;
5 E. R, _* I7 O6 @1 U - max-width: 400px;
6 S; ~ w+ D/ M% x+ C( v - }
+ I, A. R% q; p9 p - .toggle-label {
4 {4 Q/ x. V1 u u: h! S - font-size: 16px;) W' A; G$ W; P* `+ ]
- background: #fff;% I' B/ s# x2 W4 h; w, W
- padding: 1em;
8 j% J5 y6 H5 @& W4 O - cursor: pointer;+ P& R4 D1 r2 p' c! \
- display: block;
, t- w1 U+ O2 Y; w# b% ` - margin: 0 auto 1em;% {: l) [& b' Q0 b( [8 C1 ]
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
; p) N/ z: i& g' k - border-radius: 4px;, o1 x8 j; M, `- B& v
- }- R' a/ a/ w4 |; }1 K
- .toggle-label:after {
+ Q7 _5 t& ]4 [, N2 j) n - color: #ED3E44;
" ^" ~" I# `9 Q2 G) n* m1 ^ - content: "+";
) p* [0 z9 G" f+ r! H3 F - float: right;
7 Y) u$ A# z8 K; F7 t. `/ T3 E+ x - font-weight: bold;
$ I2 ?9 ?3 i) G1 ^ - }0 X5 N- j" ]" _
- .toggle-content {$ g [ F4 C& z, o
- color: #B0B3C2;
" G& w# U e6 N* z* W6 f4 o8 T - font-family: monospace;' N# v& t: V) q4 X* U$ v D
- font-size: 16px;
: _& q/ e9 h6 T* B, x - margin-bottom: 1.5em;
: {. y; F, S; a r r* w# x, x$ O - padding: 1em;
/ p' D8 X, E/ |$ @ - }' @7 x/ i0 O( t
- .toggle-input {, a! m2 v% q" _! ~, e, P* `
- display: none;$ t, ^$ d+ A1 @. ^/ _& N- o& @
- }
: V/ f3 ~* R) Y* B% Z* j, A - .toggle-input:not(checked) ~ .toggle-content {& \' S- H9 x+ ]& j+ e
- display: none;) H& b! M, {; S* T F' B
- }- M/ u5 l1 `% I# {9 S# q
- .toggle-input:checked ~ .toggle-content {
& Q; ]( q/ R* u J3 J9 Q. }8 Z \ - display: block;
! U8 i9 o# r5 \- X6 p - }
]1 L( k% p: v8 V! | R - .toggle-input:checked ~ .toggle-label:after {
; _* k* X }$ w) |, v N - content: "-";" \& d6 L% B( w0 Y0 s
- }
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