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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!">
' H& c d' Q- s) h$ n5 t4 R1 Q3 ^ - Label for your tooltip
Q! _. Z1 g- b9 J - </span>
复制代码CSS代码: - .tooltip-toggle {
# B0 S; H; j1 B - cursor: pointer;
& U/ c$ C' G5 I - position: relative;' w R8 @+ s# [8 P
- }
/ O3 v! i$ z5 K5 c+ ]' p( ~% t - .tooltip-toggle svg {- q# f3 M$ ^$ \) R: J
- height: 18px;) [( Q z. b I6 S3 o. F
- width: 18px;1 T1 s- f9 L9 j/ [$ v* }
- padding-right: 0.5rem;
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% a g- I3 M9 B# [/ C' b - .tooltip-toggle::before {. r. P; `& q. g1 k3 R) q8 {
- position: absolute;- x/ g$ x! b+ U0 M" u9 C5 x, n4 v
- top: -80px;2 [6 \3 R8 o1 I! N( e B
- left: -80px;( c# a2 p$ Y5 I7 K" j: T
- background-color: #2B222A;3 B, I% |. r( G$ q7 M
- border-radius: 5px;
% `6 [' D0 _: l- F# E% ^ - color: #fff;, p4 D* ~5 S8 t2 G9 ^8 ^& e
- content: attr(data-tooltip);
1 f3 J8 t+ n* o! j( L- {; Y5 @ - padding: 1rem;- _, ~7 Q9 o Q5 a. a
- text-transform: none;
( Q# f3 R' N6 C$ y$ } - -webkit-transition: all 0.5s ease;* N `7 ]; R1 w( F
- transition: all 0.5s ease;
/ E5 W. N' H5 Z/ k# P - width: 160px;+ ^3 T N' v" E! a; d/ w
- }
2 D% }" r6 l; v - .tooltip-toggle::after {; E* F# Q7 I0 x! m
- position: absolute;" J8 [$ j& v9 w Y" e J
- top: -12px;
& u7 B/ l. c2 S7 y% C) Z* a, L6 E - left: 9px;
$ U8 }+ {. u( ?7 h5 Y+ n+ g - border-left: 5px solid transparent;
2 ]9 d7 r. D4 n/ X, t3 T - border-right: 5px solid transparent;( C! Z/ C, e5 V H
- border-top: 5px solid #2B222A;4 J7 V6 {0 F% J/ p+ f
- content: " ";
9 q' o" Q) k5 s' b6 u - font-size: 0;" s3 s/ V* |" J+ |& c6 S
- line-height: 0;
4 v& U* v4 T/ R - margin-left: -5px;+ Z% E1 U, S! P7 M% s1 V/ v( b
- width: 0;2 _6 d0 y5 H) T$ ]
- }
4 u0 Y. g3 U7 I ~/ t# j3 { - .tooltip-toggle::before, .tooltip-toggle::after {: Y$ V9 e2 n7 H
- color: #efefef;
" n* x9 `. h# R; H - font-family: monospace;, w* ?. a; h* Z6 ]
- font-size: 16px;
( u$ {3 Z9 n( H - opacity: 0;
! @- p6 ?' M& U - pointer-events: none;+ q0 u6 k! C9 o0 A
- text-align: center;. _: o# U/ p8 F# x
- }
. T/ P8 h4 S) ~* o; R8 W5 H$ T9 j; ?7 g - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {* Y( @6 Q$ G, ^' Q
- opacity: 1;
2 ]1 Q! S( K I1 k! } - -webkit-transition: all 0.75s ease;
7 t) Q9 {+ W+ P4 D5 W6 r( t! Z3 j - 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">1 `5 ^* u$ D9 ~; r3 p( W: s( U5 {
- <ul class="nav-items">
! q, a# d! _% E - <!-- Navigation -->. h+ H- W2 w$ f* M9 U
- <li class="nav-item"><a href="#">Home</a></li> |: \7 Z- H3 k5 c0 u6 o
- <li class="nav-item"><a href="#">About</a></li>
9 i8 g W9 ]; e Y: h# F0 U - <li class="nav-item"><a href="#">Contact</a></li>
) i5 z7 R z d8 l* V - <!-- Dropdown menu -->1 j. l/ E, t" Z9 S5 T% a9 L) T
- <li class="nav-item nav-item-dropdown">9 n6 k! E- l+ d1 ^2 \& m
- <a class="dropdown-trigger" href="#">Settings</a>- H% ~* _9 ~5 m, s
- <ul class="dropdown-menu">( l. w+ C) E8 o# L9 f, p. }
- <li class="dropdown-menu-item">
) F* i* Z9 x+ ~0 O - <a href="#">Dropdown Item 1</a>& R- d, F8 O8 J [" [/ a) H
- </li>
5 b8 I2 Q! s$ G9 }5 g7 Z* W. z - <li class="dropdown-menu-item">
4 m4 E( F; |$ K9 z* M! i- K - <a href="#">Dropdown Item 2</a>
. F0 V+ o' t% B8 s6 p - </li>
8 ^" D! j9 x+ Y$ ~ - <li class="dropdown-menu-item">
; D, I" T+ x* E - <a href="#">Dropdown Item 3</a>: J! j; s y' z4 I, h. a, M0 {' n
- </li>0 ]0 u0 s! v( D# l: j$ W* G
- </ul>
7 p) c' \: ~7 ^3 _0 j5 r7 P - </li>
" D+ A- Z2 |# \3 @$ ~5 Z/ G - </ul> q6 i, I/ p* Z; C
- </div>
复制代码对应的CSS代码如下: - .nav-container {/ H4 d3 s: U% k6 B9 p2 U% e4 e
- background-color: #fff;2 L" `6 P8 N$ M9 l, I9 Z
- border-radius: 4px;
+ `1 {7 @' l& h1 i( d$ s2 J - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" h( [) h% P7 q" P! k
- padding: 1em;
; q' i+ F$ [- K, E. ]8 J4 f, U - border: 1px solid #eee;3 |. `$ o; @' O6 r+ U& ~
- display: block;0 d& B5 e7 m9 r, x% c8 x X
- max-width: 400px;
: D! x$ a; W% R- _% S. ^ - margin: 0 auto;- V. y; u4 J/ a* g; d5 R* Q
- text-align: center;
+ v7 E2 K; i! d/ s% |0 {0 P - }
- O4 A6 Z2 E) Z: T7 d. J4 |5 I - ul,
+ N. B/ N3 f+ f! a! l6 x - li {
/ S6 e4 ~( E/ Y. s; ~' J - list-style: none;
$ l) G* M* l& C, \9 W' A- S - -webkit-padding-start: 0;
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- text-decoration: none;
8 C) ^ `7 T3 a' b5 l3 V# ` - color: #ED3E44;
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- .nav-item {; }6 [+ r2 v: ]5 T( z6 Q7 e( C
- padding: 1em;
7 A4 }" P, k3 o - display: inline;
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; e! e; [. k \! B0 d% v - .nav-item-dropdown {1 X6 ^; k# T$ t5 C
- position: relative;% Z7 ?0 A# Q' c# R7 }' A0 U& G
- }: U' f# C$ T" @1 h0 @5 z, P
- .nav-item-dropdown:hover > .dropdown-menu {8 S5 W, r9 b; {$ Y
- display: block;2 i) g* |8 i% @/ z- V& u* l7 t
- opacity: 1;0 v- W/ [3 n- v# R3 Q0 K
- }
9 J( ^0 C% E4 b) v; h - .dropdown-trigger {
$ R5 J. A4 w2 M8 P* U) R - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {' W8 r4 V) `" |4 ]# k2 c. T
- display: block;
9 x6 s( ^+ K9 X: Q9 U2 h - opacity: 1;5 R% O/ l; U, n9 G: k
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- .dropdown-trigger::after {
3 |7 E9 @2 q/ @/ k) i - content: "›";+ K0 H) H3 n0 c+ r2 j, w& w/ Q8 @
- position: absolute;# [7 B5 o! j( p( ^4 x; m
- color: #ED3E44;
, Y. H6 z! j; W- Y - font-size: 24px;4 ~8 w3 g( |* m# a! i
- font-weight: bold;4 j5 A" M D$ O3 B- J n$ H
- -webkit-transform: rotate(90deg);
8 U; b& J6 V/ p; X2 N - transform: rotate(90deg);8 R5 a8 O: |. Q9 s8 p ?# z& W; i
- top: -5px;
; p/ c- C. ?9 W5 x6 p. q - right: -15px;
# \$ l; P. L6 Q% d9 ^' f2 ] - }
, L# Q3 k0 b# G8 ? - .dropdown-menu {; y% c8 _7 Y: w0 i; o. \( X. c
- background-color: #ED3E44;2 g' t8 a1 k( J! V' z
- display: inline-block;- E1 z; l. z. g4 p' p
- text-align: right;
5 a1 d# a' m( A; N2 W0 L" M! T - position: absolute;
! w* J+ ^6 g! s( F - top: 2.5rem;, P V! j$ ^, u0 x
- right: -10px;, n- V' ~0 R, \# w# s
- display: none;
" q% y& B: {6 X; Q. P - opacity: 0;
6 ~3 Z! r B% i' V& b' @/ H) r - -webkit-transition: opacity 0.5s ease;* o9 s0 |& Y! S9 _1 P
- transition: opacity 0.5s ease;
" E! @- p1 W4 L, \0 Y) e: Y - width: 160px;5 m5 f$ v2 e- P0 a& r: Q" m
- }. @, O1 U5 o% g3 Q! D/ o+ I
- .dropdown-menu a {* R4 m: Y2 b3 G) d5 ]1 d
- color: #fff;
& E' C2 I3 w* o O9 @" E! d - }
9 B7 }) v7 l) Q* [+ v - .dropdown-menu-item {3 d7 n0 b" K- }* A2 q7 Q
- cursor: pointer;- N- C' ~: `% {9 v, A- F1 D
- padding: 1em;' g, ?! |. z7 E
- text-align: center;
5 `. D& q) v+ p1 l1 v1 a - }
% @! M. p* _3 l& O - .dropdown-menu-item:hover {
0 N/ n3 b+ P) ]6 K# X4 g% O$ n - background-color: #eb272d;
( m, K1 t2 f2 @7 u8 ] - }
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) P& B3 j; D$ M* ?& k/ c可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">! ?$ H* Y9 i. ?8 |( Z0 p* \
- <!-- Checkbox toggle -->
6 U9 u- J. L# `% W9 `6 Q - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
3 E% Q. u! F# W- w, x - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
4 ]2 K' {% u) ]6 i7 B - <!-- Content to toggle from www.mfbuluo.com-->
, D5 D+ E ~8 D0 v3 \ - <div role="toggle" class="toggle-content">6 y5 j0 G1 K4 Q2 u; z$ K2 d
- BA-NA-NA-NA!4 v U. a8 h- j
- </div>
; x7 R* v5 U# b; |. `: K! z, { - </div>
复制代码CSS代码内容如下: - .toggle {- }; ?. f5 P# B: Q ]
- margin: 0 auto;
: M. k9 Y: E4 \" N - max-width: 400px;
% ?, S& N0 w- c; x+ d - }8 G6 c' b w C; J/ o ^: H
- .toggle-label {% v# d+ [5 U* E/ u+ f& A: r
- font-size: 16px;3 B# I- s9 E% k* c. R5 @& ~
- background: #fff;
& e6 @7 t% M! f5 u8 u. E - padding: 1em;
1 i2 p. o( g0 S. Z0 H) R# k - cursor: pointer;
+ X/ q: e4 Q# D - display: block;% f' m- Q2 j G9 l5 g7 ]2 Z
- margin: 0 auto 1em;
4 D' B/ Z: n+ q* h - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); _6 w- [, g8 m" e5 {
- border-radius: 4px;0 r% c7 r7 E" ?, e8 p1 ]
- }. U7 E" s7 Q3 A5 Y: x
- .toggle-label:after {
$ T, g Z' m) e' g0 l - color: #ED3E44;# E$ ~. ^* ]2 @* E0 ~; r
- content: "+";1 v3 U3 X3 D# y* l
- float: right;" I" Z1 s) @6 I' B4 y
- font-weight: bold;, F D7 c* N8 g- _1 ]% ?& S
- }, i: l" l0 @6 H I
- .toggle-content {9 m7 J& }% s% q4 `
- color: #B0B3C2;
3 {: A, S9 h3 |& j( | - font-family: monospace;# T; L$ l( `- \% B( m* `' z8 n3 ?
- font-size: 16px;
; J% ?) e _6 p - margin-bottom: 1.5em;
% z9 G+ Q: d6 k+ J4 x) d' a - padding: 1em;$ G! _: p2 ^: Y% K7 G% w8 C( _
- }5 D' N* S' I& j
- .toggle-input {
2 F5 G4 V9 j# { - display: none;& O4 w- t& T. Y2 K/ i
- }' F2 a( z' i S% }
- .toggle-input:not(checked) ~ .toggle-content {5 j2 z; A6 c# N6 p8 F0 l6 L/ l
- display: none;
) u) V" {, y. Y8 h9 l" a5 _ - }
, Y9 U7 f! |" C2 A& I& q - .toggle-input:checked ~ .toggle-content {
. w6 G, T$ `& t* U* J% |& l) ] - display: block;
) S' k. ?5 ~2 B' x9 ^, @ - }( _2 q$ c. x( c1 J
- .toggle-input:checked ~ .toggle-label:after { t7 ]0 Z* V& G5 O
- content: "-";! F" T, D" Q7 d% F, P. k7 N
- }
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