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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!">8 Z) p6 ?8 F J8 R8 D7 I
- Label for your tooltip
4 y. x! {0 G, g1 i9 S9 B - </span>
复制代码CSS代码: - .tooltip-toggle {' M( t. V+ K! z7 d5 F" x1 e* f
- cursor: pointer;1 x0 e' v: f1 b, h" ~
- position: relative;3 h& X3 X& m0 k7 p( B2 M& K
- }
7 y- U+ @) S9 R - .tooltip-toggle svg {
/ a3 D9 j9 u& R' J( z) T - height: 18px;6 H. b! F! U7 f
- width: 18px;
2 O/ f( P9 {# I1 C - padding-right: 0.5rem;6 g( k, \ Y4 F; ^& V% }! U
- }2 s4 E1 O8 Y" w" @
- .tooltip-toggle::before {9 v& j0 y- {' b
- position: absolute;
2 E8 s2 R- N/ K9 d - top: -80px;
' F# z- G4 a0 V, H4 d4 ^ - left: -80px;
' S. ? P3 U+ Z$ ^+ V7 J - background-color: #2B222A;
9 I+ F$ U3 ~7 C% V3 Y - border-radius: 5px;+ x! H1 z9 G# G2 r% w- D6 a
- color: #fff;
4 j& h) ~( G- X* u - content: attr(data-tooltip);
. G% N+ l2 e% C5 r* Q c' K - padding: 1rem;
" {0 L! W( [; R$ J+ @1 Z - text-transform: none;+ u$ ?6 t5 a# m: J) D9 `
- -webkit-transition: all 0.5s ease;
) m2 P, L# N7 ]; H" L+ h; r - transition: all 0.5s ease;, Q6 R7 E v9 f+ y
- width: 160px;+ ? f( g! C4 q, ?% I0 @5 l
- }
! T2 R' I" P2 g5 z9 b1 i - .tooltip-toggle::after {/ g4 x' Y* k! ]' e) t. b
- position: absolute;
B: f6 H8 L1 C4 z# c; ?! t$ C - top: -12px;
) e) J& j7 Y7 h, k" i0 n% t - left: 9px;
! _1 |8 |6 s) u9 Y1 k! L$ l - border-left: 5px solid transparent;
3 ?9 C C: @8 @# m2 `6 A - border-right: 5px solid transparent;% E" W# b+ J6 c: f6 D! P8 q
- border-top: 5px solid #2B222A; @( U$ w( S/ `9 c& {
- content: " ";/ \4 Z e6 t/ k; y- m/ ?7 F( J8 D
- font-size: 0;: m1 B) w6 K( d; J4 C2 s% Z
- line-height: 0;
5 I% T) f8 h, ]& y7 | - margin-left: -5px;; r/ S" J. i8 z
- width: 0;3 X% F! ~) u1 Y3 G. w5 H: F* x8 Y
- }1 k8 s$ V+ o9 M Y( I
- .tooltip-toggle::before, .tooltip-toggle::after {7 \, K" ]8 N9 r" ?$ m
- color: #efefef;
' x* m( S6 _7 v m5 U - font-family: monospace;
- v) C% q- f8 g% F; w0 y# | - font-size: 16px;
/ I- ~ r" h/ W& X. L - opacity: 0;) R" v, J6 a* K+ \" J
- pointer-events: none;3 M) Z3 ^8 K5 l5 A8 v
- text-align: center;
8 y P0 x- k4 z6 \9 p& ]1 c% n7 w - }
% i m' P" e0 X/ e& R - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {+ {# W) i+ a3 Z+ A% K
- opacity: 1;: t. w- s1 x, S z0 u; q& h
- -webkit-transition: all 0.75s ease;8 j; i. r9 ^2 g0 G% }7 r+ c! G
- transition: all 0.75s ease;
% w. G3 i* N) Z* Q5 e* }" O+ h- Q - }
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">
2 I5 B3 ]- l5 W; b - <ul class="nav-items">. [0 r4 V% L9 L* _, u& i0 D" J
- <!-- Navigation -->
' B2 a0 j" Q/ W0 o E4 f - <li class="nav-item"><a href="#">Home</a></li>- p4 z% k# |3 `, L7 n0 K% M
- <li class="nav-item"><a href="#">About</a></li>: d$ ?# o n5 ~$ p; z
- <li class="nav-item"><a href="#">Contact</a></li>6 I4 m. ~* i1 j9 q
- <!-- Dropdown menu -->
# [5 E# m- ?& o1 f0 [3 B - <li class="nav-item nav-item-dropdown">& d/ {; \. ?4 k+ j8 m4 A2 ~
- <a class="dropdown-trigger" href="#">Settings</a>
+ y! s% N1 y& h4 _) x7 ~* y - <ul class="dropdown-menu">
: \% [$ B# F5 P* E# q G, l - <li class="dropdown-menu-item">4 E6 D$ [0 E" O) d
- <a href="#">Dropdown Item 1</a> B& @* }) V& j7 \! A8 K; x }
- </li>2 T) m, O# o# U% u6 S6 x
- <li class="dropdown-menu-item">
& j! T! Y* e6 k: ^$ s$ N9 f- b - <a href="#">Dropdown Item 2</a>
* t- J( l9 s9 j5 H1 h3 T - </li>/ Y4 j1 J/ h8 h4 F
- <li class="dropdown-menu-item">
' H3 }$ w: S: e( h$ S" e - <a href="#">Dropdown Item 3</a>/ J G5 {% f) a/ K
- </li>
& y* j) R0 \1 @- U- ?0 t - </ul>
, o& L+ d( K1 K7 B$ S! h - </li>
+ q# ?* ?& I; J( T - </ul>0 W1 P, O2 u0 U
- </div>
复制代码对应的CSS代码如下: - .nav-container {- ]" U. w. G* U1 _2 [7 k ?
- background-color: #fff;
% N* i/ B- p, T/ p. u# y0 W - border-radius: 4px;
; @+ F; Y/ ?4 A9 C& n0 G: a - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* J! f% x; x9 d/ q
- padding: 1em;5 `- A0 ^# Y: p3 I! |
- border: 1px solid #eee;
- Z5 V7 o$ d& ~% j& y [! k) l- G - display: block;
1 h/ [+ ?0 Z0 B& p/ R/ h8 O - max-width: 400px;
1 g9 M+ b' j( u/ c# k( a - margin: 0 auto;4 Z* g* ]7 L# |3 Y' Z8 d
- text-align: center;
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- ul,
# ?1 d7 r& D3 c9 C6 @ - li {: P3 T8 Y, l7 A" n
- list-style: none;
( [! ]1 Z( S0 g$ I9 [9 k - -webkit-padding-start: 0;+ m( V: g' P0 e4 b% P& y) T' V
- }+ [) [$ N! p0 d' X ^
- a {
( c7 v1 `/ d$ M. h* B. s$ ~ - text-decoration: none;0 b C$ j5 {7 D8 l A5 G3 X
- color: #ED3E44;
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0 {% ^6 B: K- f3 k* a - .nav-item {
! E- N* B* [4 @ \$ Q" J/ P9 B - padding: 1em;
/ l7 [7 q) f" L: B. H3 C8 K$ S - display: inline;
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- .nav-item-dropdown {
f+ R7 t; L1 @+ g - position: relative;& A u4 ?- ?9 W0 ?/ p0 S# i
- }
1 i8 T% m& D8 q2 I2 z - .nav-item-dropdown:hover > .dropdown-menu {
4 O& j# O. @7 W0 Q - display: block;
9 L- W! W' |7 z. V1 F - opacity: 1;; A' T% B# U, [6 q
- }4 N% P( y7 z$ }) b* j6 m% h
- .dropdown-trigger {6 w* F; t# r' s) l
- position: relative;+ d: `% V- C% N! M! x' c. p, V
- }0 V# r5 J6 Z h1 w+ X
- .dropdown-trigger:focus + .dropdown-menu {! N, p/ N7 D7 A. {5 n
- display: block;
+ T# A! d6 {5 ~2 n$ j9 s - opacity: 1;. I% R: }- g ? Q$ k/ f; M
- }
! |) R! l; K5 l, r4 I6 `" l - .dropdown-trigger::after {6 h4 q& _/ a0 {3 E9 L- M( Z- t
- content: "›";
) A3 t _( o2 n7 _, e! G! B$ j4 A - position: absolute;/ D$ f% D$ y9 s2 F& y+ V
- color: #ED3E44;1 H/ J$ y# [! ^/ X; f% [1 E
- font-size: 24px;
. i) N2 _/ w& a8 n- I8 c! Z+ H - font-weight: bold;
. c/ @/ H% ?% x$ C7 r3 g9 |* |. y - -webkit-transform: rotate(90deg);, M; w6 Q u5 l' `% ]! |4 t
- transform: rotate(90deg);
+ A: z/ f( ?. E9 k - top: -5px;, l& ]. Q; |0 C- {
- right: -15px;, R: H# |5 k1 [; o" Z# w
- }0 K0 Z9 P* ?- ]& g
- .dropdown-menu {
9 H5 C0 f) F- ~: I - background-color: #ED3E44;
- U3 k0 H" I+ s* m p, p - display: inline-block;
C& P I4 I9 r. w - text-align: right;
' x5 i2 w1 H& p' F: p - position: absolute;5 f4 b" _( x! k8 G
- top: 2.5rem;
4 {1 A2 t F- Y0 n0 ] s - right: -10px;$ X7 V, Q/ Q2 K" p. m" a
- display: none;/ |! O: H9 l4 t2 x. l5 m+ e: |
- opacity: 0;4 ~0 e5 ]9 v! Z* Z. _: d: R
- -webkit-transition: opacity 0.5s ease;
9 d# {- _: I3 k6 ^/ l - transition: opacity 0.5s ease;# d* I( o1 y: u! F
- width: 160px;
/ x+ O0 a- C" h4 r9 _ - }$ p6 {4 R) e" l- \0 r+ r
- .dropdown-menu a {6 s% I- k& V- z. H& D0 ]
- color: #fff;
* b1 } l& m& Z- U - }6 g1 Y5 k% F6 Q" Y
- .dropdown-menu-item {
# Z9 g: b: h: u9 ` - cursor: pointer;
% p4 T2 H9 v+ M& \- B, A( \ - padding: 1em;: \! J5 s: L1 O9 n6 t8 g
- text-align: center;9 a1 A# F+ S: y9 k2 n9 [
- }
; B! q( L3 l) t1 i - .dropdown-menu-item:hover {! g. q6 }4 X/ T+ ~# x& b
- background-color: #eb272d;
5 [6 F0 X4 I8 @" J) k7 k8 b - }
复制代码
4 i- N% ?! v) v1 Y可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
$ X) k! J* t0 V1 D! H# `; v - <!-- Checkbox toggle -->/ G0 T+ Y; G& {" j; [/ Q
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
# Y S0 r( r- k1 }. z - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>; d9 M: | Y* V2 f1 R/ l
- <!-- Content to toggle from www.mfbuluo.com-->
5 @: V$ i. f+ Z# r. e - <div role="toggle" class="toggle-content">
0 N" X0 P3 S; o4 s& d3 ? - BA-NA-NA-NA!
, @" P4 Q- V- `. S/ R - </div>
4 d$ y. u R4 q6 S/ @+ g6 D - </div>
复制代码CSS代码内容如下: - .toggle {3 d; Z' t, ^6 O5 d- C, k
- margin: 0 auto;
# h6 m$ V( E" v! N8 H, e - max-width: 400px;
6 M8 H: @* |# Q# D7 H4 f( { - }! X# r. D9 G$ \2 T* J
- .toggle-label {
) y* i, j3 w* z0 Q8 z7 h - font-size: 16px;+ N R. v' {* X- H1 }2 [
- background: #fff;
) c$ {2 O' F: M& a2 @ - padding: 1em;3 N) |: N! K, @7 [( x
- cursor: pointer;
" x9 |! A3 T# h6 }, b; Z! i; W G - display: block;: c O. ]) J2 k/ C+ o) {
- margin: 0 auto 1em;
T0 q% y& _2 j/ @! { - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: _5 B" ]6 |6 _% e
- border-radius: 4px;9 p) w7 x# z& |( @3 J+ }
- }
# j, s, f/ u* e1 M9 Q - .toggle-label:after {# N3 U+ z( B# v- ]( Y1 S9 ]' n3 N3 ~
- color: #ED3E44;, \9 \0 v: o- T4 M# Z
- content: "+";! p# R- [5 I) `% |' }
- float: right;- N# P' Q1 q' \0 r: u) U
- font-weight: bold;
" q' I3 a( l3 I0 U# P - }2 @. `) w7 y* p0 F' d
- .toggle-content {
& _: y! ?& f0 R- e6 Z - color: #B0B3C2;- r6 M$ n" g& C( ^
- font-family: monospace;+ {( H8 w0 Z% W y2 P3 t; F
- font-size: 16px;5 R* ] S* S4 p% Q
- margin-bottom: 1.5em;
* Q% x0 ^0 t3 K5 S8 V% A- C9 v6 v+ d. A - padding: 1em;
: O! p1 L; |' C) { - }# z# B; U( U/ P8 i+ z. X, E8 S) A
- .toggle-input {
2 q& x& ~# k( Y' } - display: none; U; Z0 u$ z" A$ M
- }% B5 b3 v" ^0 n" d% j- e- [5 s) u
- .toggle-input:not(checked) ~ .toggle-content {
P5 p. J7 ]7 B - display: none;, y4 T/ Z' b/ ] o& Q! M4 Z& F& x
- }" K8 ?5 z8 N6 ]7 i+ G8 |) e
- .toggle-input:checked ~ .toggle-content {
2 C' N B! c& R8 a! X - display: block;' G8 k/ y, R" G4 j0 d; x
- }6 `4 W8 l7 ~) d" C6 A/ C
- .toggle-input:checked ~ .toggle-label:after {% E4 d- Y1 D" R4 ]$ w4 E, i7 e# [
- content: "-";
4 ^; O' E: E9 p5 O3 d" ~; z - }
复制代码 ; e6 e7 T, Y1 E. I# I! u
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