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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!">
1 B5 m8 W5 I+ K - Label for your tooltip7 Y- Q( S; V2 `: a" @ t
- </span>
复制代码CSS代码: - .tooltip-toggle {) h% K% z7 w: `& _1 C$ {5 a
- cursor: pointer;
t" s6 c# W. _( q# V, H - position: relative;% v2 }) K$ e/ V/ F
- }
1 P: M+ x" z9 [5 }4 ^6 O; P; y# T/ | - .tooltip-toggle svg {
1 g$ h( W% M6 M$ t8 C/ b - height: 18px;
7 m) q" T, [+ C- M* c6 _ - width: 18px;' a; O5 W' @ o/ c" [# T7 U
- padding-right: 0.5rem;
" f5 t* i9 S V2 w3 L - }
~) F5 s- T, R. {( h6 ? - .tooltip-toggle::before {
1 D3 i4 z! l, I1 E" d, Q - position: absolute;
3 _9 I# @3 d) g. b - top: -80px;
' r. t8 P! }! L1 N' h - left: -80px;
- ?" P# r# A, X3 y9 P! u - background-color: #2B222A;
2 i* j2 H1 S' k: W. V - border-radius: 5px;! H& b6 q# Y* `" ^
- color: #fff;
' L1 E t5 i5 L6 n( P% ^) C6 `- u& D - content: attr(data-tooltip);
. Z/ j, v, M- V - padding: 1rem;
' @7 \9 D7 C8 ]9 D4 g, O; g& g- T5 f; e - text-transform: none;
* s5 Q* v+ d# U* [5 O! ^; p) F+ [ - -webkit-transition: all 0.5s ease;3 ]6 j: G: @9 E
- transition: all 0.5s ease;
7 J) |- M" v* s2 L. Q - width: 160px;6 a. @( V( [& k) V; _0 @, Y0 ?) M9 D
- }
8 b) B0 O# y" h+ t - .tooltip-toggle::after {
$ e# P) Z; r( H# y$ i" p3 H - position: absolute;4 G/ T6 c+ F3 q! f3 q# o
- top: -12px;" d; [9 ^6 H/ r
- left: 9px;
$ R$ ~2 n5 Q: g! |2 _6 y - border-left: 5px solid transparent;
3 a+ u2 r( A7 ~8 {2 K ^+ B8 J1 ~" u - border-right: 5px solid transparent;' L u) h7 g7 R
- border-top: 5px solid #2B222A;9 [/ t7 B' \' [3 c6 \; x1 B
- content: " ";- a+ ]. N7 @" u& X/ b2 m
- font-size: 0;. m& J- Y9 b$ x+ x" L0 D/ T
- line-height: 0;
& p4 G( q6 E9 Z - margin-left: -5px;; I* k% ]7 D8 O
- width: 0;
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6 G( M% A& w1 H3 C1 R: j l - .tooltip-toggle::before, .tooltip-toggle::after {
3 n! r2 g H" P - color: #efefef;
+ j% L2 `( @! @ - font-family: monospace;
% P7 Z" N! k( u6 Z% r - font-size: 16px;
2 G$ o; H9 \8 U - opacity: 0;" t& e1 r7 [1 l0 h" A) D3 c
- pointer-events: none;
8 D2 z d S/ j! T/ T; Y - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
7 j: g4 c$ w. x# c! w& f' } - opacity: 1;! N0 ]; D, W& o: p/ W# A6 r
- -webkit-transition: all 0.75s ease;
. j* W% ?& S# \4 K+ e8 L - transition: all 0.75s ease;# t: E0 ]6 M5 |* G d! X
- }
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">, O0 O9 t7 P+ y3 |! C/ `( z3 E" }" i
- <ul class="nav-items">; S+ O+ l: J J0 {
- <!-- Navigation -->9 \* E' C* b% X" G# `) \
- <li class="nav-item"><a href="#">Home</a></li>8 H) S# F7 y6 t; q& R& v6 P
- <li class="nav-item"><a href="#">About</a></li>
; T% e1 |- i; k. E% V% A: i. n4 u - <li class="nav-item"><a href="#">Contact</a></li>
) ]. U8 k( L; p5 {- G - <!-- Dropdown menu -->
4 g5 n5 c* z% a- @7 J: C6 t% i: P - <li class="nav-item nav-item-dropdown">8 W3 e4 Q% ^* G- t
- <a class="dropdown-trigger" href="#">Settings</a># \+ U3 U# I9 j, m
- <ul class="dropdown-menu">* e: a; x* _# u1 |
- <li class="dropdown-menu-item">
2 l% X- p! m" ]; O7 L/ Q$ u - <a href="#">Dropdown Item 1</a>$ E; V- Y5 u8 J* D) k: M! z; D
- </li>% q! ]: t- S- ^2 }$ R. T
- <li class="dropdown-menu-item">3 ^+ h. v; I: Z, X: S! o
- <a href="#">Dropdown Item 2</a>9 @0 J/ r1 t) J0 G5 Q7 o9 i K
- </li>- Y: i0 T! q& Z9 X, e. B: w
- <li class="dropdown-menu-item">
; C4 E* F) o0 G+ l - <a href="#">Dropdown Item 3</a>; F# h9 q5 A) k
- </li>
6 ~' ^# Y* \, B8 l: q+ f - </ul>4 ?) X* M( p6 F# g- A3 D
- </li>
, Q+ C; f1 L2 r+ S$ R4 ~ - </ul>
) R \1 J l: Y5 k - </div>
复制代码对应的CSS代码如下: - .nav-container {: `) Z/ w) G$ r$ v+ e
- background-color: #fff;
8 q( ^) N; v; I! Q" a2 a - border-radius: 4px;0 C3 y) w1 A6 c% z. B1 Z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);( ^0 o- {) X! k3 w) u6 ^8 }$ n
- padding: 1em;
. X. W$ r/ T( V$ k" O- n: O# l - border: 1px solid #eee;3 x4 M6 \$ d/ M' Q3 b8 Q( M
- display: block;7 U( ^4 F% n7 Y N
- max-width: 400px;1 g$ U! o# L7 s- c, f
- margin: 0 auto;
6 T; R5 v! I$ E$ @ - text-align: center;* Q- k0 {3 M/ \" l) B" d7 o# |$ I
- }
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- li {
$ I9 z# ^; |, q" L - list-style: none;
1 ?5 p; E A2 Z - -webkit-padding-start: 0;, ?1 |7 F R, Z/ H+ P4 v
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- a {
. y7 B3 N l1 X. y - text-decoration: none;
( O; Z" o: Q; y% K2 @ - color: #ED3E44;+ M6 E! _8 W- J; v
- }8 D! r- I6 ^4 d1 m8 F" v
- .nav-item {
/ Y4 t" U# H3 r5 ^" y9 |9 } - padding: 1em;* z6 a% r& m7 j
- display: inline;
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- .nav-item-dropdown {' P6 B$ f' ~$ f, i
- position: relative;' m) Y' n& {/ D {1 \
- }
; @0 N# j M9 x) Q: L! F* g* L - .nav-item-dropdown:hover > .dropdown-menu {0 F$ R7 u w& |2 {
- display: block;
! E& k+ e! N3 @$ p5 g+ x' f - opacity: 1;& }5 F. P- [ R
- }
8 M% j% W+ s( J; _( n3 O0 T - .dropdown-trigger {
6 `/ L7 L* u8 _ - position: relative;. Q; u, v9 c5 P! u, R R$ f U: J
- }
; K3 d" L( B, u - .dropdown-trigger:focus + .dropdown-menu {
5 a" F7 ?+ ~& b9 A9 l - display: block;
8 @! A. [; y) \5 e) Y - opacity: 1;- ?, n9 R. v, F( |) b
- }; i( y1 A( @" X4 m" Z6 B8 i W
- .dropdown-trigger::after {
' Z3 S/ u U1 R4 w( l3 o$ \ - content: "›";
+ R6 Z/ n# o2 ^, B2 b - position: absolute;! B4 F! ]" F( U1 ^$ d
- color: #ED3E44;
# v' x% p. t. r8 E( N - font-size: 24px;
' \6 f7 J6 O X) S; J - font-weight: bold;
( ?/ k. [+ k" @ - -webkit-transform: rotate(90deg);. M3 q4 z( q5 p
- transform: rotate(90deg);& n) Q1 h# W0 D7 _2 a
- top: -5px;) [9 ?6 B8 y$ E$ |' q8 i/ A1 V
- right: -15px;# ^) y9 ]% m9 e2 Y. W
- }, ?! w y/ ?8 i+ R2 G# H k
- .dropdown-menu { q: `" {' |5 o; S3 J7 s: V
- background-color: #ED3E44;
* f" J3 M$ s3 U5 @# A/ |( a) v/ l7 ~ - display: inline-block;
' [/ N- m& C x0 Q; m$ ~( ], l3 N - text-align: right;
; Z9 \$ d! d. Z5 @ - position: absolute;
! r. E5 Y/ K0 D- q* ?& x( y - top: 2.5rem;
) F8 D% \0 s" M4 Y. B% s - right: -10px;
( |5 S- x1 H/ \! G# b* v - display: none;
. O- a$ J8 s$ a7 x4 B. @7 i - opacity: 0;
( {7 m% z& a* C5 k8 \3 S2 a2 ~( {; m - -webkit-transition: opacity 0.5s ease;
0 W0 a6 x/ ^ X+ ^( l - transition: opacity 0.5s ease;
; P( Z0 |* G2 [" j* S) q. G$ I( H* o - width: 160px;7 b7 C$ a/ E' G
- }
- X$ `) C& O8 @5 u - .dropdown-menu a {0 Z' E, ?/ ~; \, ^% X6 k
- color: #fff;2 R6 q: P2 a4 P
- }( H5 k. r+ |3 c9 h
- .dropdown-menu-item {
" Q1 o* c$ i) C. ]! Z+ y - cursor: pointer;9 d% Q: t2 v7 U" K
- padding: 1em;
8 R E& D0 _4 \% O/ G - text-align: center;- R2 g) s- ]: y2 V- z6 `
- }
R. l& c( x3 \/ _; H( ], B9 P - .dropdown-menu-item:hover {# [3 L' a* S* Z9 _$ n8 a# \
- background-color: #eb272d;
; q3 [2 U" C; b! C - }
复制代码
9 E: `3 s, M+ d! |! X可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
0 n c* M( d+ z: P- U - <!-- Checkbox toggle -->4 \; ^0 Q3 k/ t4 ~( I' ^+ Z- w+ {- I
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">; x0 Q( F0 K( b; q% k* R) n$ U
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
# u/ }/ \& f6 v% E& m( ^ - <!-- Content to toggle from www.mfbuluo.com--> b% b. m V2 ~ F7 F; R, o1 O' A' N
- <div role="toggle" class="toggle-content">
, p# W3 j( a9 j- w9 j - BA-NA-NA-NA!
; R. f) ?) b* B, t" c% f+ l - </div>" ^6 `9 z5 v u% B6 {8 e
- </div>
复制代码CSS代码内容如下: - .toggle {# l7 I$ t. s! Z8 }7 J) u
- margin: 0 auto;
& Z1 @5 b! r! N% Y8 i; x - max-width: 400px;' a" j8 o% b. o
- }
7 v. i: Z+ q% ]6 B - .toggle-label {
5 G* ?, R, r$ {) Q7 v - font-size: 16px;
0 [% h* ? C4 x - background: #fff;
) e5 R& _! X- j) t - padding: 1em;; v5 j' o7 h- g# G; J
- cursor: pointer;
" ^2 N2 e; }/ M; r2 E& [& a# L - display: block;2 Z3 U. w' A3 F4 m7 ?0 a3 V+ }
- margin: 0 auto 1em;
7 }: J( M. f' _% ?, s/ I% A - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 l2 U& n- A) k' Q8 T - border-radius: 4px;
0 [9 c1 `! o6 K- Y% d) c+ N" I7 y - }4 x" E' N" ]! D+ C- M9 N
- .toggle-label:after {
6 V# i* g5 y& G/ d4 X0 K$ R0 m - color: #ED3E44;
) h# H0 N6 z6 J' b8 I9 e o - content: "+";
. }3 [ V9 I1 U( c$ N - float: right;
; J$ }* l7 x! V7 F. x/ F - font-weight: bold;
1 q6 Y2 x0 h$ f3 z: O - }
+ ~2 T [" b2 a: U( j1 P - .toggle-content { v( {$ N3 c% ]. c+ E/ s
- color: #B0B3C2;! I. H0 [( P5 a0 y7 l4 L
- font-family: monospace;2 z; d0 z# |2 y
- font-size: 16px;
* c, s7 D% \7 P - margin-bottom: 1.5em;
2 u- E& w9 a0 ~9 ? - padding: 1em;/ {1 A5 W( Q4 J; F* s0 Q+ E: ^; y
- }
4 o+ K2 e, |1 k! E; K. d - .toggle-input {' H1 [0 p/ J6 l
- display: none;
* F- g/ D( s) e - }& A" k3 P) _ h6 f2 Z
- .toggle-input:not(checked) ~ .toggle-content {
. {% L5 V% w$ y1 Q3 y - display: none;% P8 p' t- \' k( [' W* r! Z% d! b
- }5 @/ S' \1 r2 D& v; k- @
- .toggle-input:checked ~ .toggle-content {
* e" C2 z! q+ \5 _9 M/ m/ A: Q - display: block;% L- ^% X2 _# Z6 H- ?
- }
" l- p1 i% O* \$ n - .toggle-input:checked ~ .toggle-label:after {0 \; v6 r* y, ^- M3 q! F9 c) o
- content: "-";* } |# m5 p) f W7 x1 u7 ~
- }
复制代码
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+ O# s% L* M) t8 Z1 p" n' C6 i+ t `* G' {
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