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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" D- \) a# f r! W
- Label for your tooltip
) s# a" }6 [3 O& O9 K; P6 S - </span>
复制代码CSS代码: - .tooltip-toggle {
8 E z: V& ^8 S4 V2 \* m {# S - cursor: pointer;- w% o% t+ g- z* [9 ]. f
- position: relative;- ]' B6 v* k1 } m
- }
. I/ s9 z, c( Y% A) A$ u& M - .tooltip-toggle svg {# x0 R8 ^8 d: b5 D; D
- height: 18px;" T% ^' t+ t$ { g/ ^% B: {
- width: 18px;
% }9 C5 ~" b1 I: v* D' I" N - padding-right: 0.5rem;7 {$ E0 A* z; V( F; ^5 j( T, e
- }
" j, ]1 y5 @& F5 J/ Q - .tooltip-toggle::before {
/ M4 i; H" ~ U - position: absolute;; T& S6 a( Q5 o( Y+ U# c( @
- top: -80px;* |7 p: N- N& Z1 S
- left: -80px;6 }2 Z, p$ {9 j- t) U7 U
- background-color: #2B222A;8 P! D s; }$ d* ~* O6 a- T* k
- border-radius: 5px;7 v% e7 I# K' P s' \
- color: #fff;
9 \" L; p9 b R8 ~ - content: attr(data-tooltip);
4 i! i6 X* M- j! L" o3 B$ X - padding: 1rem;) C3 ~9 b4 c. b6 z q! N4 y/ U" K/ T+ i
- text-transform: none;
3 T8 F0 N( |/ v" p; [: R - -webkit-transition: all 0.5s ease;1 i1 Q8 n' q$ G. Z( \+ E8 n; @- |! e( B
- transition: all 0.5s ease;7 G: j' N+ J) @ J
- width: 160px;
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- .tooltip-toggle::after {
. x7 g( l0 ?* x* E( c - position: absolute;6 h$ `* O' V# [0 Q% i' f, W
- top: -12px;
& J9 |9 s% P2 A6 t" `% T - left: 9px;
# ^$ u; m$ y% I2 b - border-left: 5px solid transparent;9 n( }1 v- n; `' R. R
- border-right: 5px solid transparent;- D$ ` G) h! n, ]$ c& E7 J E4 h
- border-top: 5px solid #2B222A;/ c$ _" I7 H9 ^0 m
- content: " ";
) B! G0 }( O$ u" u+ H* [2 p% Z - font-size: 0;
! K) @- A1 O3 J, f - line-height: 0;
$ O4 i: D5 \; h" W6 i- O( u: i5 @ - margin-left: -5px;1 R% T, X% {7 s( M
- width: 0;
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. _* Z" W% k/ f0 Q0 q - .tooltip-toggle::before, .tooltip-toggle::after {
9 U& N6 A3 M( j1 ?1 s8 Q i3 T- Q9 ` - color: #efefef;* t3 s4 c0 v8 W/ C4 T
- font-family: monospace;) T4 {( @; h4 I Q3 Q- ^' @; c
- font-size: 16px;8 ?3 B+ E4 S& w3 U
- opacity: 0;
6 j! h$ U" ~' B - pointer-events: none;
( O) [0 W5 ]# V$ P! ^" E - text-align: center;- m W( R7 H4 N2 w( ]+ t$ o0 x* G
- }
( t' I4 J% |$ c9 w! k0 x' X - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {; }' g u" y: j8 H" {
- opacity: 1;
' X2 R+ |1 G5 c4 A. a7 `! ` { - -webkit-transition: all 0.75s ease;
0 U. w) }2 D+ Z- j2 @5 D - transition: all 0.75s ease;+ n6 T, ~% b" {9 ^! A# o9 |+ `6 k
- }
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"> { i5 U# Z( p" ?
- <ul class="nav-items">
& s) _; W) @! ^, A- m - <!-- Navigation -->5 n6 }; _, u- t* s
- <li class="nav-item"><a href="#">Home</a></li>
: y: A/ L9 s5 ~/ _& J - <li class="nav-item"><a href="#">About</a></li>9 A2 r, e3 [. v4 ?8 F7 f
- <li class="nav-item"><a href="#">Contact</a></li>7 h% J: ^9 Y5 B B! X
- <!-- Dropdown menu -->) o. b1 Q" x' l2 F1 L( Z7 x
- <li class="nav-item nav-item-dropdown">8 f9 I. x8 H" `
- <a class="dropdown-trigger" href="#">Settings</a>: u9 T, C& `& R) t1 n: z# l* ~4 L: q
- <ul class="dropdown-menu">
( G8 Z! I8 f. X) B$ k9 C$ p6 w8 s - <li class="dropdown-menu-item">
2 y! g! _' A) [ { i& r - <a href="#">Dropdown Item 1</a>
2 D x% Y! }3 ?# H - </li>
7 d( o2 `) U# S9 W - <li class="dropdown-menu-item">
) K4 `- q7 L/ \( N' k4 I - <a href="#">Dropdown Item 2</a>9 x( Z/ X E+ k
- </li>' Z7 \2 ` G; _4 B) O9 @
- <li class="dropdown-menu-item">
2 J& K: }# j3 _) e, L) l - <a href="#">Dropdown Item 3</a>
% |+ T3 ^$ h1 D; U) [8 Y* p - </li>' W a6 b/ h. R4 R% y
- </ul>
! u3 Z0 Y# d! q - </li>
# p3 y; f0 u% G - </ul>
/ p8 p, d/ D2 g4 b- |$ H - </div>
复制代码对应的CSS代码如下: - .nav-container {
2 D/ s8 `/ R& b7 i1 _ - background-color: #fff;
4 i2 Y% v/ W: Z( W* _ - border-radius: 4px;. o9 V" `- `& e
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 e" N' Z4 M" T$ \1 Y - padding: 1em;
9 k9 j2 C! F1 W$ Z" D - border: 1px solid #eee;
5 ]- p8 y# w% ^" S - display: block;
3 n1 m: n4 ~" C - max-width: 400px;
( j& q' s& N* r# N/ v: J$ g- D" h - margin: 0 auto;
1 B. s/ y1 |5 ]# \ - text-align: center;2 l3 |$ B. ]9 O* @. ^
- }' F+ Y& h( A1 G: P# ~& d
- ul,. W& w9 z# D+ R+ u! M4 M( w
- li {5 n; P" o6 M6 t+ d9 Q
- list-style: none;0 p6 |% y6 Z5 f! C& `9 f8 t
- -webkit-padding-start: 0;6 d1 F0 f8 H9 {2 }* \
- }
- ^6 J1 O7 q% g4 Y b - a {9 a0 q v: `8 H' w, I
- text-decoration: none;6 o$ `" H) s8 k, Y0 `% T1 d
- color: #ED3E44;- @3 ]! \) T3 w' q" j. K
- }
: Y; B3 T* i ^ - .nav-item {
' u" z5 O! m" Y0 ^ - padding: 1em;
! e3 B0 z7 i5 I3 x7 _ - display: inline;
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- .nav-item-dropdown {4 G0 [/ i* j( C' N9 x
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
1 y+ R* C! G( T7 K/ j2 k" F1 u, `/ b3 l - display: block;- g! w7 d2 M) l$ U5 w6 y( i
- opacity: 1;8 {2 Q9 u3 k& T- I* r9 M! {
- }
% x7 y+ U/ d9 c0 k - .dropdown-trigger {
' y! [: u) ?; w" y( b5 E - position: relative;& i5 h3 W, }4 G- y
- }
* ~* _& O8 l; B! [ - .dropdown-trigger:focus + .dropdown-menu {
, q) f2 e$ [* m& a. a+ {( R - display: block;8 E# e2 y1 I5 l$ O" z- Y+ H
- opacity: 1;8 ?& Q3 [$ f: |! K; P5 Z5 G& {9 e
- }9 F* M: S( U' Q w) r. O2 E( S
- .dropdown-trigger::after {
8 U+ v; ~1 P: [0 Y6 e - content: "›";
7 |! p- `$ o- \6 }3 U4 s9 d( o - position: absolute;
( u, o$ w# X5 h K4 }3 a - color: #ED3E44;
2 m8 J- k3 V {9 \; p2 X, I - font-size: 24px;
6 a& `, q6 e) ?# O4 z' p - font-weight: bold;
% |' N: J) Q+ k& P5 I0 L - -webkit-transform: rotate(90deg);* r2 d% ?3 I: W% Y
- transform: rotate(90deg);- r5 ?' O) q4 @- Q. G) C
- top: -5px;' s1 _* H/ L/ B7 z* Z3 `* K6 {% _
- right: -15px;( c8 W$ u* s/ ]: Q/ ?
- }
9 \: @2 [# e3 H6 w' R - .dropdown-menu {
" x9 ]& C" s$ f# d - background-color: #ED3E44;
5 k# s# @* D; A. W% B, } - display: inline-block;, c4 ?. | O( ~% C
- text-align: right;
% B. Q0 o% }( o2 P8 {, C - position: absolute;' ^: e! k7 \+ ~; t3 O1 [. F
- top: 2.5rem;
1 i# x6 i: Y! z" R( R - right: -10px;* d1 d+ d6 M; _# B/ B! b0 }
- display: none;
7 w- i' n, H: F - opacity: 0;
+ L2 |4 \& E6 w& ^- a. @ - -webkit-transition: opacity 0.5s ease;
8 u/ }" p1 ~% k - transition: opacity 0.5s ease;
5 ~5 M/ L6 a9 H/ N: @3 p) y' v - width: 160px;) M6 O* ^3 Y/ I9 C. ^- i
- }
( ]2 {+ N' g/ c - .dropdown-menu a {
; S# E2 x; e% w* h1 Z8 b* ]+ T - color: #fff;
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- .dropdown-menu-item {
: Z/ w0 n& m0 V - cursor: pointer;
a- `4 A* L9 B9 c" O& v2 O P - padding: 1em;
# u! o4 x- z' M6 b: E9 V e9 s9 @% ` - text-align: center;
, G. n3 b0 A# s' B0 x - }
% [1 y: o o. m - .dropdown-menu-item:hover {# }# g& i4 J/ U3 @, X8 s
- background-color: #eb272d;
/ c8 J* H; M" r" B( n9 s - }
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9 \9 h# L" `& R2 d可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
. v$ i2 W# Q) P - <!-- Checkbox toggle -->
' s( [4 U, s$ x5 Q+ k - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
( J+ {9 W1 j& g+ }6 D- ^" |% M - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
: [+ _+ O0 w" k - <!-- Content to toggle from www.mfbuluo.com-->
% d5 M. O; Y# [) U; b - <div role="toggle" class="toggle-content">' W5 P1 Y& V1 |" I( f1 Q2 L
- BA-NA-NA-NA!/ s) u! o3 J$ g
- </div>. y5 Q. K% j1 ?" b8 k% W
- </div>
复制代码CSS代码内容如下: - .toggle {
5 W$ a ?0 H+ _; r - margin: 0 auto; ^! J( Z$ w J$ N
- max-width: 400px;+ a9 `" l2 v j5 Q4 }
- }
( ^& r! D7 x3 Y( R( H/ t* l - .toggle-label {' _/ `8 M: W+ G: y* D+ z7 q1 u
- font-size: 16px;
/ t9 J. F, M3 ~; Y9 K q - background: #fff;
# S4 z* [& Q9 h+ ^, T, a* ~ - padding: 1em;: r% L/ Z" S" D: p) C
- cursor: pointer;2 L7 {" J4 Y) j1 f) ~1 q8 _
- display: block;
4 I0 c, O. c* c2 N0 Z( r - margin: 0 auto 1em;7 [6 V% w1 i2 Z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 d* N( C* Z B - border-radius: 4px;, x) d$ Z" ~% `/ A& F1 O+ }7 x
- }
& n' p# i; T( S$ L5 d! p; O9 P! l - .toggle-label:after {
9 X) C9 @0 l# x- r8 D - color: #ED3E44;6 Z8 u/ E4 d' {& ]$ I, z0 z* O
- content: "+";: ^; w3 R ^: l/ b9 ^: U
- float: right;
) I q' Q1 M/ e" I - font-weight: bold;
' s/ S" d0 p J8 X' }( t - }( t* W! I0 r# K$ o1 P" m; r
- .toggle-content {
6 N; F# ~* R; n" U( ~" M) F - color: #B0B3C2;( R( O& V* b6 q' h' q6 f7 I; }
- font-family: monospace;$ g* J, y) @- M5 `" H5 y6 y0 d
- font-size: 16px;
: [/ o9 e; l0 ?9 S* _ - margin-bottom: 1.5em;
7 M4 N( y- Y, l% s - padding: 1em;
4 c6 L) n$ G% d u( A$ e - }
% E% a6 @ ~9 t1 ] - .toggle-input {2 ~- n! C- k B: O: a" d' g8 c/ @
- display: none;+ F- e9 T$ j& m9 B% R/ ?
- }* ? |1 _4 E) U- D( Z) T: \: C
- .toggle-input:not(checked) ~ .toggle-content {! U! a5 i; f5 h3 I
- display: none;. @* F% U. p2 _" [% b7 c, a, ]
- }
8 A- ~9 z% S! ^8 S - .toggle-input:checked ~ .toggle-content {% Y+ s7 o! H( M) n5 W9 \# X
- display: block;, S# r. X! E0 R. u6 h6 r* k6 a1 D* v
- }! {, G, }8 G# W1 K7 `0 r
- .toggle-input:checked ~ .toggle-label:after {% S: u3 _( I) l# z3 x
- content: "-";. J" W9 H( W" H. Z7 A2 ?) o
- }
复制代码
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