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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!">
' f9 l4 _% C! Q - Label for your tooltip
8 S- R6 d" _+ v$ N - </span>
复制代码CSS代码: - .tooltip-toggle {9 \9 q* U. y! ?( c
- cursor: pointer;
' s5 g/ ^; l$ w7 G0 M - position: relative;" M; l; T; q% s
- }
' Z$ _9 O; A C6 @ - .tooltip-toggle svg {
) R8 f3 s2 }+ G3 G - height: 18px;
z2 |' u- ?0 {0 T' O3 X2 b - width: 18px;
: T/ C* ?3 `8 P/ ^ Z" o. A - padding-right: 0.5rem;
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- .tooltip-toggle::before {
1 Y3 {' x$ C4 N9 H& K& P7 L# _ - position: absolute;
* k" t: s4 c6 P& |: w5 m0 m0 s - top: -80px;
z* Y, u, I" k5 p - left: -80px;" A6 I# q8 m% n5 K
- background-color: #2B222A;( C2 p* r9 X" Q
- border-radius: 5px;
! f- w, h" x2 r. s/ o - color: #fff;
. f1 t2 F# w* j( k0 ^ - content: attr(data-tooltip);
9 n. [. R' _1 J - padding: 1rem;
# i9 A2 z3 V. }# k& g2 o - text-transform: none;- J6 f% l; h0 m) w3 z) X
- -webkit-transition: all 0.5s ease;% C, x( k+ U. j# Q! _
- transition: all 0.5s ease;
% V4 F/ f; t5 v: u- j; l - width: 160px;6 l( x( _# ~ N- L1 ~" Q
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- .tooltip-toggle::after {' ?/ x ^1 ?/ i4 O. u5 I% J! e
- position: absolute;
% l* d+ J+ s9 b+ x, Q" L3 j - top: -12px;
, y( U* V! e3 V p0 E! G4 @6 }" b - left: 9px;
+ g' Y) d5 E/ o" L. l3 r - border-left: 5px solid transparent;
4 O0 i7 K% ?9 }. O2 o - border-right: 5px solid transparent;
% V0 l1 w5 u. A2 U5 R& H - border-top: 5px solid #2B222A;+ s+ @+ F1 y: s' H' E. j2 w ~/ }! w
- content: " ";$ e! m$ G% V% I2 O" E
- font-size: 0;& c: w/ a/ F# f4 x
- line-height: 0;
1 w- w$ O$ A6 K. c" O2 g - margin-left: -5px;
, z4 o/ Y0 c9 _9 z' v5 N' R; C3 n3 } - width: 0;* K1 c+ k8 N$ _9 l p( I4 e
- }
' P3 c+ J V1 Q: i$ x2 Z% ]9 ? - .tooltip-toggle::before, .tooltip-toggle::after {
/ |* U+ h# R7 @" J: ?: { - color: #efefef;8 r6 S. W8 ^! D2 {0 z- j( E: Y
- font-family: monospace;
q* f( u+ y* ^) G6 T - font-size: 16px;
8 m* I, v5 P5 X& _# V - opacity: 0;
" l3 g( \4 J0 ]" Q - pointer-events: none;
% o1 q* `0 j. F$ V- ? - text-align: center;8 i4 X0 s! V1 e: ?, ?& O P
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
. v0 b) @) r X - opacity: 1;
/ u2 X: d4 ?& b - -webkit-transition: all 0.75s ease;6 p. t ^% E3 `1 c
- transition: all 0.75s ease;" L, H& u' F+ ^4 ^
- }
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">) ]1 l1 A& e7 a
- <ul class="nav-items">
! j( }) B* K& W) l. i' j2 D - <!-- Navigation -->: g5 d2 O1 o3 c" v' x
- <li class="nav-item"><a href="#">Home</a></li>2 n9 w; N& Z3 }( K8 N& ^$ v
- <li class="nav-item"><a href="#">About</a></li>; ?+ l7 d8 q# x
- <li class="nav-item"><a href="#">Contact</a></li>5 w. |& r! o- v( ^' T/ r
- <!-- Dropdown menu -->
' p% e) f* A7 f8 G - <li class="nav-item nav-item-dropdown">
* `$ c4 D4 d5 w2 x- R3 t" t. ~1 Z - <a class="dropdown-trigger" href="#">Settings</a>
% `' `$ _, i8 n9 f+ ?% U2 V - <ul class="dropdown-menu">
8 m5 k/ N5 n+ g( t - <li class="dropdown-menu-item">: i) l$ k# U$ }; ?" v0 V
- <a href="#">Dropdown Item 1</a>
3 F! L* P1 V7 O/ N# x3 i8 f" t - </li>
: D1 ^7 n+ R4 i6 n% O* x# I1 G - <li class="dropdown-menu-item">
; H6 V5 U0 o) ~) V7 J - <a href="#">Dropdown Item 2</a>/ m" a$ h% F+ W B' p4 ~4 R
- </li>
8 f g1 C, s0 g- f9 V$ I - <li class="dropdown-menu-item">4 u6 _1 H; W/ z7 R
- <a href="#">Dropdown Item 3</a>) Z6 D! u* Q7 I1 [6 @
- </li>/ e: ~' h# U2 q4 P
- </ul># t( F4 t/ j$ k
- </li>( y- j0 V. Q3 V& t' ]
- </ul>
# o4 _* J/ y( q - </div>
复制代码对应的CSS代码如下: - .nav-container {
- r' n; o$ K. B3 B: U - background-color: #fff;
9 D# a. J# m: D4 g- t6 ^* ]( T - border-radius: 4px;- X$ d. B( M' A1 Q3 o! b, T( ?$ `5 u
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 d0 l9 C% m' @. u" [" D8 f7 C: s
- padding: 1em;
9 C2 y+ _+ \; n - border: 1px solid #eee;+ y8 o$ p6 w5 p& q7 u+ W( y
- display: block;
; \8 S p% }5 X$ G/ @& ` - max-width: 400px;
$ @! Z1 K( c$ {0 f$ l$ D& a - margin: 0 auto;
9 ]2 [$ n$ i( o5 \9 j, e - text-align: center;
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; {/ r* v, S* u, c( J2 }- S8 H - li {& s; S+ y$ ?% V/ m6 E
- list-style: none;
$ S6 ?3 }' h8 V1 ~( [3 e$ X - -webkit-padding-start: 0;
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- a {, U1 Y- P A( ]5 i
- text-decoration: none;
, \9 {! A7 C! {. h5 A% ~ - color: #ED3E44;
/ f t6 s5 V( A! c* o+ f z - }
2 W# b! G+ [' o( u - .nav-item {
- m* Q' z: Q- T* ~' T% p: U& d - padding: 1em;: X: `# L" l3 Y5 t' o+ {2 ?# w
- display: inline;
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) B" t$ q3 |" d/ d - .nav-item-dropdown {
7 D& B" h$ }# U# Z( H2 V: C - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu { q7 v# A" o# J( k0 N5 a: I! T& b
- display: block;5 j# }# x9 ~5 \& F$ p& e
- opacity: 1;
% D: o( G! |2 V - }
, a: x1 p( P) |, @ - .dropdown-trigger { _* `9 {, @" a" l. b7 @
- position: relative;
* K5 I* o% q* m/ B: |, G- Y - }
T! M9 s& r" b7 Y6 @* |+ r$ L# B. ^ - .dropdown-trigger:focus + .dropdown-menu {
! d6 L1 a! r- [8 e0 u: \ - display: block;
- c2 _* d' \2 H; ?) H - opacity: 1;3 s. y" E8 f# u! e2 m8 \ f
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- .dropdown-trigger::after {) k T) U G& J
- content: "›";1 e% [: i' E- U4 w2 L
- position: absolute;2 N" j! s4 g* {4 x
- color: #ED3E44;
1 ?$ z% G1 i" {* R2 L1 I5 \& E - font-size: 24px;
( O5 L2 [0 I* T- ~ N1 [ - font-weight: bold;
. ^" g+ i! `: | u# o - -webkit-transform: rotate(90deg); N2 C5 i R- p
- transform: rotate(90deg);
" D# ~: T+ p" v - top: -5px;
1 T8 Q" x3 f0 y: [* v6 e9 \ - right: -15px;: M: k: n$ |' ?
- }; c, R3 w' \1 @9 A: T. V; k
- .dropdown-menu {- Y2 u3 i3 M! @4 W( G9 F
- background-color: #ED3E44;) }* _+ J, k6 D; k4 l/ g k3 `
- display: inline-block;
, @# `8 Y8 L% m' L/ g! m' b - text-align: right;: i4 H4 I; ]% Z" g$ K) g" r
- position: absolute;4 G- K# s# ~$ V# p, ]
- top: 2.5rem;
/ C$ h, _$ X$ C' C/ K - right: -10px;3 Q2 Y. n% c6 L' m; T# S
- display: none;
- m7 t' C* s2 @- d) K2 _% { - opacity: 0;2 ~. l* [& c7 d3 [' c
- -webkit-transition: opacity 0.5s ease;
: I Y& U* |% h o" K% R - transition: opacity 0.5s ease;
) M5 |: R, b2 T1 b: @( F - width: 160px;
% T. Y. h. m$ m9 I1 Z - }/ G1 g3 e1 O" c8 q* c
- .dropdown-menu a {+ x5 u9 H) M2 R* R
- color: #fff;
, } r k5 k( b7 d3 X - }
' N; j Y7 |5 J1 u* W - .dropdown-menu-item {
& x/ a0 f4 u5 X' ?( E) {2 X - cursor: pointer;6 w/ U* y/ U3 o1 l1 F
- padding: 1em;
* h H! r; V4 o; ]: M( L) z - text-align: center;
4 \# _/ }0 N$ _$ P - }
: S/ }( B5 ^0 p& X0 M9 i6 C - .dropdown-menu-item:hover {7 |7 }7 U- u+ Z2 T* m+ X: F
- background-color: #eb272d;
& c% E% ?' A! i1 c( I, p" b - }
复制代码
# d4 z3 T0 R" R/ C$ V& A7 M可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">3 p) P9 I0 C% E7 x: A
- <!-- Checkbox toggle -->; q3 m1 }" Y" a6 b$ b
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">- v* Y: D6 P/ p. e! g9 O6 T0 E5 y
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>0 [8 M4 J; _) W U6 o: q
- <!-- Content to toggle from www.mfbuluo.com-->, V) q5 o( K4 M5 b- R: k
- <div role="toggle" class="toggle-content">
1 Q+ b5 Z. Y8 I& k$ G - BA-NA-NA-NA!
- [+ A4 ^9 N* a! [2 e, D/ f# \ - </div>
/ ]$ V9 j4 s" w0 k* I1 L/ Y2 ?6 Y' H - </div>
复制代码CSS代码内容如下: - .toggle {3 I! j% B% ]: i8 R) S
- margin: 0 auto;
+ x' M; _# C# F4 I, B - max-width: 400px;* }. [5 |/ }) t- i3 z
- }
+ p5 @$ S) j! f1 w* a# Z) F7 F - .toggle-label {
9 ^5 g3 H5 b) Z3 _ - font-size: 16px;$ w7 d( L4 a% j2 A- n
- background: #fff;. q' n& c$ J5 G8 b4 x2 N
- padding: 1em;" z: g P, G. k& m' t4 C
- cursor: pointer;
* Y8 x) y. q/ ?, X$ G# m! F7 H - display: block;
1 ]% | f$ O9 m8 e8 e5 M. I - margin: 0 auto 1em;
; ~$ T8 A( f1 X+ }; I- H0 m - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, R; T4 s, A' k7 C. ^2 T - border-radius: 4px;
1 t* d# j+ \) x6 L2 d - }
3 Z8 `! y$ y# h8 N0 v - .toggle-label:after {4 l3 C& m" z/ J' e$ W: v2 d9 ]! J
- color: #ED3E44;
: G( f; ?2 q) Q" Z0 U7 \& J2 w - content: "+";
; b- {' F6 d" A# O7 L: j7 g - float: right;
8 t! ^5 e- \0 @1 ` - font-weight: bold;% j! h8 ?/ P6 [2 n
- }' Z( n& O1 N+ C$ c2 E: f& g- T
- .toggle-content {3 ?! x( H* s% V" k% I( J! g2 e4 m
- color: #B0B3C2;
6 p6 `+ h9 y1 q& I - font-family: monospace;8 N# _: q0 Z" H1 B, J2 P. r
- font-size: 16px;( f6 V# U6 g B1 \$ T8 t+ ]1 j
- margin-bottom: 1.5em;
+ h* @9 X, ?6 M o* D; [ - padding: 1em;, ]9 b7 w7 ]6 }. t/ {: p
- }
# @/ c, ]/ N, A) Q8 }4 m - .toggle-input {
& t T8 F0 x( D& } - display: none;
' }0 S7 {% j( R1 U - }
. T, _/ c5 o$ @- W! x - .toggle-input:not(checked) ~ .toggle-content {& _% O' T* E4 W# W' h: G
- display: none;
5 s+ U: i1 T0 \# |( M! r - }) W( ^4 Q8 |8 h. y9 ` o
- .toggle-input:checked ~ .toggle-content {
. g2 Q$ ]- m; s9 w9 R& E3 G - display: block;
/ N: w$ o8 [/ g - }
) t3 @( ~# H$ ]/ k0 D9 T {6 q - .toggle-input:checked ~ .toggle-label:after {
# T) S s1 c: v) [2 ?7 Z o' [ - content: "-";
# I4 O f( a0 O3 s0 l$ o - }
复制代码
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, t3 h4 o2 Q4 J# c( I- r7 A8 p
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