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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!">! I6 x5 l2 T( A
- Label for your tooltip
& V6 q. n# }% U7 T - </span>
复制代码CSS代码: - .tooltip-toggle {, U% e7 `. K) H4 W3 b7 ^, ^% h
- cursor: pointer;4 {1 h1 N$ }% G
- position: relative;6 s6 T/ |9 T( n' x3 ?/ Y. e6 a2 _
- }
- K8 k8 Y B, U1 I+ d - .tooltip-toggle svg {/ V4 `2 O6 A- |
- height: 18px;8 h: ]5 x4 p: k6 w" L+ r
- width: 18px;
, \# e. q ?- ]2 G E - padding-right: 0.5rem;: ]4 R6 _' T3 j! ^) D: x
- }3 h8 V( |' d9 j4 \ |
- .tooltip-toggle::before {
+ o+ S) X' }/ u - position: absolute;3 O9 E: U. f% S( a
- top: -80px;
9 S9 z" C% C4 @- D1 f - left: -80px;. V3 s7 q9 ]7 l# ?2 h( {
- background-color: #2B222A; I+ I1 o) R w( {
- border-radius: 5px;
& G2 ?+ Q% ~& j$ X+ F5 P# h5 G) ? - color: #fff;* q( M6 e! Z/ `$ M. W
- content: attr(data-tooltip);5 k1 \. n6 e! P) `7 \/ @+ u
- padding: 1rem;
1 A/ ]) t ]- ]' \0 B - text-transform: none;
( b" `# `5 y3 {; X# y9 f( [& _ - -webkit-transition: all 0.5s ease;
* r; L2 ?/ w) e/ X; o - transition: all 0.5s ease;
& `% {* I2 b6 {' ~9 x" A - width: 160px;' v) R( J8 f( p) I) Y' A
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- .tooltip-toggle::after {" l3 z, L. t# v8 ]% j8 N
- position: absolute;8 p3 g# @" v4 x1 l) l+ ?
- top: -12px;
# y5 X' {8 H$ U5 @ - left: 9px;
' J* ^$ L; y9 j% \' F( u - border-left: 5px solid transparent;
9 D! m, ^' E- ^% H/ g - border-right: 5px solid transparent;
0 C% g. m: I$ u - border-top: 5px solid #2B222A;$ `& H5 i2 j' E- l! v
- content: " ";
Z. B3 o5 F, F - font-size: 0;
% C4 ?7 A7 m' Q2 g Z+ G# a - line-height: 0;4 @, @8 ^% k0 l, ~- N8 m
- margin-left: -5px;
8 @5 }& a5 D& | h) ]# d - width: 0;; x- _" b# Z) S" `/ C2 [/ E
- }, I$ w- P$ O2 N. B
- .tooltip-toggle::before, .tooltip-toggle::after {* i% Q" K- M( \) j& b0 o
- color: #efefef;
# Q! g0 C, V9 ~. P7 G: e - font-family: monospace;/ B( T+ X# Q8 z) J" l7 U7 N
- font-size: 16px;5 g# {7 T! h4 X/ E4 T9 m) e! ~
- opacity: 0;
" B8 Y' m+ M* K8 f, z - pointer-events: none;
$ m! a) V+ Y6 A4 p - text-align: center;9 |, Y* u6 k6 v; N% X" u
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
6 B- c/ @) O, t, B3 u- S F - opacity: 1;. H% A) h8 ~9 }3 g$ X& D
- -webkit-transition: all 0.75s ease;
& x1 B/ o% Y+ q! G* ^ - transition: all 0.75s ease;2 t8 z: }+ z$ |3 b5 u+ c
- }
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">
Z+ K b2 O2 W5 H$ I. D - <ul class="nav-items">& t% P5 O c1 T1 \
- <!-- Navigation -->
/ x w% H6 E0 @! S Q - <li class="nav-item"><a href="#">Home</a></li>3 O0 n. S6 _# [6 J$ n9 R% e8 @
- <li class="nav-item"><a href="#">About</a></li>
8 p; b' p( l$ @2 P: ?1 Q - <li class="nav-item"><a href="#">Contact</a></li>
( p9 Z# `, K8 Y2 v; E$ [ - <!-- Dropdown menu -->
; M$ X8 _% f' b# E0 C - <li class="nav-item nav-item-dropdown">
- d9 O, ^3 M4 g! Y - <a class="dropdown-trigger" href="#">Settings</a>
; Z C+ L: p4 } \5 r0 }7 E - <ul class="dropdown-menu">. ?, x9 G7 a$ h' O2 k8 Z
- <li class="dropdown-menu-item">8 q8 N1 U- E6 U- L$ c% ^% e6 f% f
- <a href="#">Dropdown Item 1</a>
& X* x3 ^, g t ~+ q - </li>5 T0 |! M9 B8 b- o7 R
- <li class="dropdown-menu-item">
+ ?9 |0 S* x) Q7 d - <a href="#">Dropdown Item 2</a>! ?- V( f8 h' c! y ]
- </li>3 p# i! z! `2 F' ^7 x# i
- <li class="dropdown-menu-item">0 Q. H; U9 e$ G$ x
- <a href="#">Dropdown Item 3</a>
9 D/ M' `% ]8 `0 c - </li>7 ~' N' V9 t, f% q3 S
- </ul>
7 T/ {- a0 i' s: `3 b8 D - </li>( [! `$ a8 G8 x, D9 A; c0 k
- </ul>
( E* T! J* S1 ~( ~# H* G - </div>
复制代码对应的CSS代码如下: - .nav-container {
4 V# O- A+ f: d& @2 Z - background-color: #fff;$ v4 r( {: H$ ~) l
- border-radius: 4px;
8 x+ `# Z9 a5 ]' s: a - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: w; h# ^3 H0 w4 u. H7 e$ t - padding: 1em;
! F/ ]& d- z/ B4 R: B( ~! a - border: 1px solid #eee;6 W' F5 s5 o* c: q! ^2 F
- display: block;
; X& a% W3 i7 n; ^ - max-width: 400px;0 [: U/ D) J# P3 I+ E: V* f
- margin: 0 auto;
1 ? X8 @$ [/ V' A$ j+ c - text-align: center;
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- ul,
6 \; V Y" U7 C6 h% ^ - li {
+ t$ e% H) x' Z1 } - list-style: none;
* @# X1 ?/ v8 `8 u' B - -webkit-padding-start: 0;+ ?$ C2 k9 E5 C7 _
- }
- O2 v/ h9 b$ o+ A3 m5 f - a {
4 q# m+ K: C Q$ U9 Z9 d4 g! D6 u" E6 h - text-decoration: none;
- O+ x& ^. O4 n: \# J, n2 [ - color: #ED3E44;
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) j, \. o) b2 M* f# X1 E - .nav-item {. h% q9 R9 ^) T% y* s# C
- padding: 1em;& g3 Y0 R& s2 ~
- display: inline;
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- .nav-item-dropdown {( Q+ X3 d) F9 e/ [/ Y/ Z0 D9 b# l
- position: relative;/ A% M3 m& d% G6 ^; K! `, |6 a5 L' M) C# O
- }
7 H7 Y4 d1 G. f5 H. E+ L% K e - .nav-item-dropdown:hover > .dropdown-menu {
0 n* G, M* V* y& S - display: block;$ `0 o s+ B% U0 e0 L8 F
- opacity: 1;
* T# ]& Q$ e' Y' } - }
* Q, O0 V' F% N$ ^ - .dropdown-trigger {# |2 Q: Q) Y7 C5 z( L
- position: relative;
+ L8 ~6 z- X, P5 L - }
, ^' N! V4 |% T+ g - .dropdown-trigger:focus + .dropdown-menu {
# T+ T. A! W) z" p8 O! F6 H- U# s - display: block;; @$ G% f' d" V# f3 p9 b% R0 W; U
- opacity: 1;
5 M+ f z$ w1 m% A3 }, H - }
3 G$ D: \7 {+ h( V& e2 ?; Q( v - .dropdown-trigger::after {
. a9 K3 g2 d& W. ~# ~" q - content: "›";
: L3 Y5 _: Q+ ?: w8 [" @: C { - position: absolute;: w3 H! H' [: K5 n& N
- color: #ED3E44;
' G3 k9 c$ N* t M5 P - font-size: 24px;
1 _6 ~9 w/ @# q. A8 `7 t - font-weight: bold;
3 O1 i5 M1 P8 t3 d' O) Z - -webkit-transform: rotate(90deg);4 `. E, e! \* {6 _& }( V/ u
- transform: rotate(90deg);0 b0 r' f& u9 J2 C; V% e
- top: -5px;1 B9 M9 u6 \+ |( b5 w: {
- right: -15px;3 v; o: N9 w8 W2 q$ k
- }; p x0 O. Q+ T5 P* ?% x( P
- .dropdown-menu {
& T! ^% Z. S& F2 m4 O2 _ - background-color: #ED3E44; z( q% [, e$ N; {, q
- display: inline-block;
: j: b3 s' E; u! A% g+ Q" E, ] o - text-align: right;& s7 d4 Z2 Q" m8 c' B- v
- position: absolute;
# v5 S! |$ ^# i" W$ V9 z2 J - top: 2.5rem;
4 |0 b0 i0 f- F. s - right: -10px;
! Q' N5 ~: K0 o# l/ S - display: none;+ O- ~( x4 M) ?) t$ N9 O
- opacity: 0;
& S G( V% v+ ?7 q: } - -webkit-transition: opacity 0.5s ease;" B9 w- A, d( Z' a
- transition: opacity 0.5s ease;# \" F, \7 {. V! {) }; k5 v1 p
- width: 160px;# P# L T3 h; Q8 \6 s% t
- }
$ T$ ~, o' m% v4 U2 |) m9 o! N - .dropdown-menu a {5 y: Q" L6 x) v& M4 d
- color: #fff;9 k+ Q0 j! i# B8 H; [+ n
- }
; f( b: y$ r$ e% d- U: n, T& z - .dropdown-menu-item {4 d- r; ~1 Z3 R3 K
- cursor: pointer;
4 g" v' Y8 w' [( A/ r2 k* s7 O - padding: 1em; c D0 h E; I3 M- C
- text-align: center;
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- .dropdown-menu-item:hover {
* b) s N, I8 [ e( c' ?* p. b - background-color: #eb272d;+ O" ?" C/ ~ M3 I
- }
复制代码 $ ^" @; c7 V$ F* d
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">+ |5 z: [7 x* `4 }' |
- <!-- Checkbox toggle -->9 f/ I G8 S$ l" e2 y$ v# ?+ v
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">' D, V6 {/ i% i6 ^
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
, a5 `4 v5 O8 O4 t! Z4 P - <!-- Content to toggle from www.mfbuluo.com-->. n9 T f" b2 k2 T. `5 L8 F
- <div role="toggle" class="toggle-content">% e$ g4 E' ~0 F6 S. Z
- BA-NA-NA-NA!
7 U* @' y+ B/ A4 I6 [) J - </div>( m7 ? q3 x5 J7 f! g
- </div>
复制代码CSS代码内容如下: - .toggle {' b) w2 x$ g- t7 e J
- margin: 0 auto;
% A* ?2 j- L2 C( a' q - max-width: 400px;
; r6 g" M4 |3 m* ]3 f9 p2 T. X0 x. i - }4 }! Z8 q1 g* k' k' M0 X8 [
- .toggle-label {
7 X' v" g2 o" a6 i- H! X# @) K - font-size: 16px;
g, H4 {/ I. k) |0 U - background: #fff;
9 ]" o3 B* f" R# a5 o! Z - padding: 1em;2 |+ ^6 T: @; Y6 h& s9 J
- cursor: pointer;
# a, C; |5 q' ]: O4 ?7 V$ F - display: block;
n% Z7 {/ Q$ d& t9 Q; H - margin: 0 auto 1em;
! Y/ e0 s: M/ Z: q, T: C0 W - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, L# U( N$ b! P: s# m - border-radius: 4px;4 U4 s$ f/ b/ j/ F$ t
- }7 [% H0 l6 K8 V- n+ r& U/ M. C
- .toggle-label:after {
: z3 g9 M1 r, S - color: #ED3E44;
, k3 q7 j4 M: ]! X- x - content: "+";
2 X' E" h: L1 q4 s - float: right;
( Z. i) r6 U' P T- Y9 p - font-weight: bold;
1 C3 I5 P& h) X1 F - }
1 G P# I' j, \# y - .toggle-content {( n9 I1 i5 N* p+ L/ u( g% N4 ~
- color: #B0B3C2;
: D- x8 L v8 l - font-family: monospace;
4 I7 L" W$ G/ A, O1 K4 { - font-size: 16px;
! {. n$ j8 `; t, i* Y) j - margin-bottom: 1.5em;
" ~ D: A8 h9 N- K) J( K/ C! e4 f - padding: 1em;0 O- r$ R5 E. } M+ E1 q
- }
' Z }+ ~6 I# _5 R: r: Z7 R - .toggle-input {: @. a; S% A" [% @5 L
- display: none;9 d# G( t5 Y9 k$ `4 y- b
- }9 } G/ T* z! L( j- K
- .toggle-input:not(checked) ~ .toggle-content {6 ^, ]4 R0 v+ e3 p2 n" F- }4 r
- display: none;
" F3 t! M* @* c3 }9 ^7 P6 y! h - }/ F: ]: y. b) n# g8 J2 d
- .toggle-input:checked ~ .toggle-content {; e* ~. F5 A) _! ~9 c" }# @ x
- display: block;) |/ v$ g/ @# C: w b) f# B; g
- }/ j: I% Y3 m+ _( X
- .toggle-input:checked ~ .toggle-label:after {
8 q! D) e9 z+ E6 r - content: "-";
4 o$ n0 E+ }( A, C# `7 X8 j0 A; p9 _ - }
复制代码
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