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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!">
7 g( j0 j+ }$ O- I* j( W/ J; c - Label for your tooltip% w3 }7 b) D8 `! z. ]
- </span>
复制代码CSS代码: - .tooltip-toggle {
- S/ t, r- S/ o7 n - cursor: pointer;" }) j5 ?# Q7 }% Z* ` G. j
- position: relative; p+ z$ T& `( }3 ~9 ]! {( R
- }! X6 i* S ?0 z
- .tooltip-toggle svg {
$ p, L, i y F9 c. |9 g& {- G - height: 18px;
+ ]1 O0 m" r0 f+ e, G$ k6 G - width: 18px;% m$ v- k" @8 H4 z& g6 c* ^+ u
- padding-right: 0.5rem;
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- .tooltip-toggle::before {6 E2 J. E% R0 N# t& {( S
- position: absolute;
- d: M9 k: F$ C- X' o& m1 R. b8 n - top: -80px;2 W, F0 l% ^* q: p0 m% W z
- left: -80px;
* [) |* F N. d' R3 g* G - background-color: #2B222A;1 Z) Y1 E- L s+ J9 l
- border-radius: 5px; G( G D3 r6 `$ _% A% I1 H
- color: #fff;5 q4 e5 r) ?; h7 a# e9 W5 m4 d
- content: attr(data-tooltip);
% q5 T* G+ G3 ^! ^% j# R3 u+ N - padding: 1rem;
- ?! E1 u+ W5 Z0 @. Q; v/ ?* K - text-transform: none;6 F& k; p8 j" n8 [+ u% ?* q
- -webkit-transition: all 0.5s ease;
% c p! y7 E% l' B - transition: all 0.5s ease;" T. G6 L& H, V7 q0 M& c
- width: 160px;# B B$ ?! Z1 Y% u0 v, l; p% T& j+ C
- }
% k% } c: p# P$ M - .tooltip-toggle::after {! {: Z% M9 ^& M( L" H' v% ^
- position: absolute;
; E- r' g0 C3 H e4 a - top: -12px;
$ n+ l# p. n: z/ d% p - left: 9px;
3 I0 K* I) U1 l - border-left: 5px solid transparent;* ~( D8 U* [3 b D3 q6 P; ?5 n
- border-right: 5px solid transparent;
$ P e: e) D6 [- |: j2 P+ i - border-top: 5px solid #2B222A;# w4 H! b5 x* I; R& K; p! N
- content: " ";
! T; F( z& A! b* m - font-size: 0;
) g* X N1 w6 F& w4 Q - line-height: 0;
+ H; N" B" s. d! W: T/ j - margin-left: -5px;: @, s( S3 {5 }& }( ^
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {5 B; G3 J' X+ a1 f( \+ ~7 c
- color: #efefef;
6 m' w' A' T7 R5 b* f9 u8 ^ - font-family: monospace;8 E- q6 w7 E. n' R( N
- font-size: 16px;
" Q+ v- p f: M - opacity: 0;& J! U. g3 F+ a5 Q5 q; j# V, C1 @
- pointer-events: none;) [( e+ G/ H: k
- text-align: center;& Q7 e: V& d' P- A P2 i' E
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after { i+ `* E. U* g. e0 K
- opacity: 1;
0 v' D' j1 Z$ u0 T. n - -webkit-transition: all 0.75s ease;5 b6 \* `- @$ H' b4 N% ?1 I
- transition: all 0.75s ease;" e9 w+ S8 q/ l* h: a7 {( F
- }
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">; t3 r! g# O8 ~1 M! s# K2 G
- <ul class="nav-items">
( p! [9 N, C& E8 j8 ^ - <!-- Navigation -->, y7 o# R; {1 m, S4 R( |2 j
- <li class="nav-item"><a href="#">Home</a></li>
. o; \; X+ Q4 ?/ Y2 W - <li class="nav-item"><a href="#">About</a></li>8 ?& ]) `2 {" @8 Y6 r
- <li class="nav-item"><a href="#">Contact</a></li>8 {3 x1 z" b @% t& x' D( {, f4 |
- <!-- Dropdown menu -->
7 q, ~( G- h# G1 S2 f7 ] - <li class="nav-item nav-item-dropdown">
, ~* R# t0 B2 q& ^" | - <a class="dropdown-trigger" href="#">Settings</a>
) R8 I- V1 D7 O' D+ D. ~# i - <ul class="dropdown-menu">2 h& N3 Y' n( a/ E# N
- <li class="dropdown-menu-item">2 M+ A1 a3 `/ |/ S2 t2 R6 s6 R
- <a href="#">Dropdown Item 1</a>
' U' T$ U8 q/ X - </li>/ [# {9 M% Q$ t
- <li class="dropdown-menu-item">1 X! v4 b8 h. B" w1 q P4 `
- <a href="#">Dropdown Item 2</a>
0 S, R+ T: [' \' Q% K - </li>1 d$ L o& I) j/ r8 H( J# B" c
- <li class="dropdown-menu-item">& U5 P/ T4 _( @3 w k J
- <a href="#">Dropdown Item 3</a>0 u4 W2 `$ _; x% y# d4 S
- </li>; y9 E& E/ V% U( E/ f' v( ~) ?
- </ul>
F: k- G. Z8 F( t2 m; w - </li>1 r8 z" V+ J6 B; d5 k! ^
- </ul>. M6 }, {$ z$ W! G
- </div>
复制代码对应的CSS代码如下: - .nav-container {: D' n& M. ~0 @/ A5 n! U
- background-color: #fff;& x! T: s: _1 G- }6 J# u6 n, o9 C9 l
- border-radius: 4px;; O5 H( I' ]0 ~8 c' E
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( l" \. G/ o Q! @ - padding: 1em;# r' c$ v2 ]. J4 @
- border: 1px solid #eee;
c |6 E7 p+ l" W - display: block;3 x2 E# Q9 Q& q
- max-width: 400px;) f! i5 Z+ N O0 W4 n
- margin: 0 auto;
! ~# m- |8 p& y/ e4 O J t - text-align: center; B6 o! B, A7 t' D4 ]
- }
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- li {' S3 N% v% s. \& ~" Y6 l
- list-style: none;/ k Z8 i) I' w, T
- -webkit-padding-start: 0;
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- text-decoration: none;4 Z4 l u* b1 Z7 _
- color: #ED3E44;
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- .nav-item {
+ Y) y8 `0 ^- B% \+ a6 | - padding: 1em;
' P9 S! A/ Y; ^6 E0 N - display: inline;1 z& ~3 U. U' ?% L9 E) b. i
- }4 f( O. @+ J" B: J+ ]. d: i' E& a
- .nav-item-dropdown {
: ~; F% F. [ \, R1 X6 b - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
/ Q6 Q7 n: W8 }" r. Q - display: block;- O6 s$ V: |% Z/ D1 A
- opacity: 1;; ~6 F$ {# A9 s4 x* }
- }1 o) R; W* U9 p" t w$ G
- .dropdown-trigger {* y; ^; B Z7 k4 L+ l% h9 i
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {( W. `6 p6 v$ j. R" Y% V
- display: block;
/ t4 N, ` D9 B8 [1 q8 @. g" V - opacity: 1;
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9 n: g6 B6 F' r, U - .dropdown-trigger::after {
5 V) V* Z+ h8 O: r - content: "›";8 j" |7 i9 h" y. g. ^ H
- position: absolute;
" U5 J+ R& |% T" Q/ K* V( d" I) E - color: #ED3E44;
/ y, e( i. b7 t9 W* V b - font-size: 24px;1 ?( T8 m2 `& B6 |3 z8 q
- font-weight: bold;
: [* C4 V2 U" E - -webkit-transform: rotate(90deg);
+ J) Z3 }) z7 l# Y+ b" F6 F; @5 K$ R - transform: rotate(90deg);
! V! N1 p- `1 [ - top: -5px;4 k8 M4 d5 I( |: J! z
- right: -15px;
* W) \1 |7 o. h$ n - }) e9 X6 \; B5 ?% @% Y: J* ]# W" P
- .dropdown-menu {1 n' S3 @, A- k! I
- background-color: #ED3E44;
4 B% {) _" F% R& M1 ^4 w - display: inline-block;
5 U4 B. Y3 Y C P% D0 ~9 c: r - text-align: right;
% R6 a& [& c+ ^ - position: absolute;, u0 ^% P$ {0 J9 x; o. M3 Q3 ~1 z
- top: 2.5rem;
2 `) S, f+ h. \) H - right: -10px;+ J9 b( a, d2 I7 N7 d! m
- display: none;
0 \$ o2 ~% u$ P% e - opacity: 0;
- T" J0 z; F: J) L - -webkit-transition: opacity 0.5s ease;0 S1 u. g& _4 a* r! ?0 {9 U* p
- transition: opacity 0.5s ease;( \( X" i; V; r* O& `' P( u
- width: 160px;
1 ^: n' q3 o/ N) ~ - }
$ O6 X) l9 D) w% S' D5 s - .dropdown-menu a {
1 ^0 T5 G$ z4 {5 m$ R6 a! ^7 V - color: #fff;
! x4 q& f% z8 h7 u - }
5 L6 S6 }. P4 b4 i/ ^$ J9 a - .dropdown-menu-item {
. G. [3 u2 y- O9 a - cursor: pointer;
0 }2 K' G) r3 Y* `; W - padding: 1em;- `% I+ I0 P, f6 I$ r4 b; w
- text-align: center;4 q+ v( A6 d, ]0 Z/ Y
- }
# n* X# n1 O: |) k2 u - .dropdown-menu-item:hover {
9 i4 p+ Y4 |8 k, E" s0 j* D - background-color: #eb272d;
- Q4 B+ ^) O# Z5 W - }
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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">
$ p8 p; b2 U0 p! b N - <!-- Checkbox toggle -->
, }- u% N( [6 y6 a0 ^) {" T - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">% q* N7 k( i* U' f3 w8 o
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label># g' p# C- R: s3 b0 P: t
- <!-- Content to toggle from www.mfbuluo.com-->
k5 B! K/ r- X `; b - <div role="toggle" class="toggle-content">& @% G6 C. ]; M7 z8 j+ q
- BA-NA-NA-NA!
! E4 h! k& t4 V. _ - </div>
6 d4 O, g, g5 q7 R - </div>
复制代码CSS代码内容如下: - .toggle {
# c. d6 V, K5 d$ t( w& q+ f - margin: 0 auto;
- ]; ^9 C2 [4 P& l- L! Z( N# H9 u. G' v - max-width: 400px;' n! s; \$ d+ V5 r8 x
- }
3 T: u; F: O( ? - .toggle-label {
8 p) f$ E& Q7 j& u! j - font-size: 16px;7 m# d# S8 Y- a, V
- background: #fff;" s2 {3 l/ `' H' j
- padding: 1em;$ Y+ q* F# O A
- cursor: pointer;
* d. r% Z; ]( A+ z - display: block;$ d$ G: F) n. Q' N% q( c
- margin: 0 auto 1em;' A# ]% H3 g! C& V/ |1 ^& N, {9 P3 o
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, r& v+ Z8 Z( p2 L* @) f/ F - border-radius: 4px;
; I1 I s8 U& k& @4 i9 u4 K( R - }
; X: [# _0 B I. G7 J - .toggle-label:after {2 \% g9 p( Q- }/ k
- color: #ED3E44;& P1 {/ W# S) Y) W1 w& ^
- content: "+";5 k3 ^5 r- o( S* q6 l
- float: right;
* H* Q9 }4 f# |9 W7 j - font-weight: bold;* `) ~/ m, q, t' D0 d
- } z+ o4 w* L7 g: I
- .toggle-content {& j6 H6 z6 Y! [/ n- y E
- color: #B0B3C2;
' {2 F. Z+ I# Z, x) u ^ - font-family: monospace;
0 u; C& t5 }/ [) J - font-size: 16px;
; _' p( ]& R s# J, S# _) ^* j - margin-bottom: 1.5em;
% U; v3 `" D+ k: ]. S, P2 W9 T - padding: 1em;& {. Q( Q: `5 r3 _- z
- }
; Y2 P2 E e6 ^& C; E/ f/ j - .toggle-input { e3 U$ y: }1 ~6 S+ R2 y; [1 N( | n0 v
- display: none;- I4 ` T& e4 e1 U1 S
- }
& T* n% D. F. o3 Z5 ^4 _9 k - .toggle-input:not(checked) ~ .toggle-content {
& e0 D' N7 F; f" l6 E" n" A# W - display: none;2 I$ k& H7 R# Q. j9 \6 J! @# f* ^
- }
8 ]& |$ n. `; J7 Z - .toggle-input:checked ~ .toggle-content {
! D( R5 H1 L5 d - display: block;- u/ M# q% Y5 W/ S
- }, F; W* v0 C' V# Y
- .toggle-input:checked ~ .toggle-label:after {
$ t0 d$ z8 B% ]6 S - content: "-";
1 m5 E, b% l9 `4 l2 w - }
复制代码 + ]. |$ b" b; J6 S
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8 h1 }0 K" f1 v2 P4 _ \4 V' {
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